5 European Journal of Economics, Finance And Administrative Sciences - Issue 8 2007 European Journal of Economics, Finance and Administrative Sciences Issue 8 October, 2007 Contents
Trang 11 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
EUROPEAN JOURNAL OF ECONOMICS, FINANCE
AND ADMINISTRATIVE SCIENCES
ISSN: 1450-2275 Issue 8
October, 2007
Trang 2EUROPEAN JOURNAL OF ECONOMICS, FINANCE AND ADMINISTRATIVE SCIENCES http://www.eurojournals.com/EJEFAS.htm
Editor-In-Chief
Adrian M Steinberg, Wissenschaftlicher Forscher
Editorial Advisory Board
Bansi Sawhney, University of Baltimore
Jwyang Jiawen Yang, The George Washington University
Zhihong Shi, State University of New York
Zeljko Bogetic, The World Bank
Jatin Pancholi, Middlesex University
Christos Giannikos, Columbia University
Hector Lozada, Seton Hall University
Jan Dutta, Rutgers University
Chiaku Chukwuogor-Ndu, Eastern Connecticut State University
Neil Reid, University of Toledo
John Mylonakis, Hellenic Open University (Tutor)
M Femi Ayadi, University of Houston-Clear Lake
Emmanuel Anoruo, Coppin State University
H Young Baek, Nova Southeastern University
Jean-Luc Grosso, University of South Carolina Sumter
Richard Omotoye, Virginia State University
Mahdi Hadi, Kuwait University
Jean-Luc Grosso, University of South Carolina
Ali Argun Karacabey, Ankara University
Felix Ayadi, Texas Southern University
Bansi Sawhney, University of Baltimore
David Wang, Hsuan Chuang University
Cornelis A Los, Kazakh-British Technical University
Leo V Ryan, DePaul University
Richard J Hunter, Seton Hall University
Said Elnashaie, Auburn University
Panayiotis Tahinakis, University of Macedonia
Mukhopadhyay Bappaditya, Management Development Institute
M Carmen Guisan, University of Santiago de Compostela
Subrata Chowdhury, University of Rhode Island
Teresa Smith, University of South Carolina
Wassim Shahin, Lebanese American University
Mete Feridun, Cyprus International University
Teresa Smith, University of South Carolina Sumter
Ranjit Biswas, Philadelphia University
Katerina Lyroudi, University of Macedonia
Maria Elena Garcia-Ruiz, University of Cantabria
Zulkarnain Muhamad Sori, University Putra Malaysia
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Trang 33 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
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Trang 55 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
European Journal of Economics, Finance and Administrative Sciences
Issue 8
October, 2007
Contents
Stock Market Trends, Day of the Week Effect and Investor’s Behavior after
Dimitris Balios and Sophia Stavraki
Readability of Financial Statement Footnotes of Kuwaiti Corporations 18-28Aly M Hewaidy
An Application of Optimum Currency Area (OCA) Analysis to Egypt 29-38Sherine El Hag
Openness-Inflation Puzzle for Pakistan: Under Two Alternative Approaches 39-50Khalil Ahmad and Muhammad Shahbaz
Mahmoud Khalil, Shereef Ellaboudy and Arthur Denzau
Panayotis Alexakis
Trends in the Market Growth for Proton Exchange Membrane Fuel Cells (PEMFC):
Cihat Polat and Nurcan Kılınç
Highly Leveraged Firms and Corporate Performance in Distressed Industries 93-101Anna Merika, Theodore Syriopoulos and Christos Negakis
Reengineering America- PART I: The Socioeconomic Costs of Urban Sprawl:
A Socioeconomic Analysis of Exploitative Cross-Industry Diversification Strategies 102-113Syrous K Kooros and George Alexakis
Economic Changes that Effect the Probability of Success in R&D 114-127Nissim Ben-David
Young Adult Perception Towards Celebrity Endorsement:
A Comparative Study of Single Celebrity and Multiple Celebrities Endorsement 128-139Farida Saleem
Trang 6ISSN 1450-2887 Issue 8 (2007)
© EuroJournals, Inc 2007
http://www.eurojournalsn.com
Stock Market Trends, Day of the Week Effect and Investor’s
Behavior after the September’s 2001 Attacks
Dimitris Balios
Department of Economics University of Piraeus 80, Karaoli and Dimitriou st
185 34 Piraeus, Greece E-mail: dbalios@econ.uoa.gr
Keywords: Day of the week effect, market efficiency, international financial markets,
stock market trends, investor’s behavior
Jel Classification Codes: G10, G14, G15
I Introduction
According to Fama (1976), a market is efficient if prices fully and instantaneously reflect all available information and no profit opportunities are left unexploited In an efficient situation, new information is unpredictable, so stock market returns cannot be predicted and there is therefore no trading pattern, which an investor can follow in order to make unexpected profits
The day of the week effect refers to the existence of a pattern of stock returns during the week,
a seasonal «anomaly», which contradicts the «Efficient Market Hypothesis» Cross (1973) and French (1980) were the first to observe a specific seasonality in stock returns during the week, that was named
«Day of the Week Effect» According to this phenomenon, the average stock market return on the last trading day of the week (Friday) is positive and is the highest across all days of the week and the return
on the first trading day of the week (Monday) is negative and is the lowest across the same period
As we report in the literature review in the next session, all these studies examine the existence
of the phenomenon in a specific period This study comes to examine the phenomenon, of course during a specific period, but in addition, we divide this period in parts according to the market trend
Trang 77 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
Balios and Xanthakis examined the existence of the phenomenon for the period January 1994 – August
2001, dividing this period in a sideway period, in an uptrend period and a downtrend one They found that the week effect tends to fall away from the classical «Day of the week effect» possibly because investors adjust their behavior in the previous findings in a way balancing the pattern of returns In the sideway period, they find that there is no particular pattern of returns for the indices and the disinterest
in dealing in the stock market to be a reason for this efficient pattern of returns They supported that in the uptrend period, investors are very optimistic for the price walk and the companies try to boost this trend That’s why they find positive returns (in most of the indices) on Fridays and Mondays something that maybe is happening because companies announce or are expected to announce their good news during the week and investors try to take positions from Friday to Monday so that they could profit from the difference from the next week’s higher expected price Finally, in the downtrend period, they find a strong Wednesday negative effect in all indices They support that in downtrend periods there is
a waiting attitude from investors for good news like the rate of interest which is determined by the European Central Bank (ECB) They conclude that Wednesday is one day before the bank meeting and
a day that investors could incorporate in their behavior the ECB ‘s expected action which has to do with the denial to reduce the interest rates for the examined period
In this study we examine the phenomenon for the period after the September’s 2001 attacks in the USA for six European Stock Indices We are interested in finding how investors react after the attacks, how their trading behavior influences the «Day of the week effect», and finally we compare these results with the Balios and Xanthakis results
The rest of the paper is organized as follows Section II provides the literature review Section III contains the data and methodology Section IV contains the empirical results and in Section V the conclusions of the paper are reported
II Literature Review
The first studies that indicated the day of the week effect were written for the major stock markets, like the US markets For the US markets, except from Cross (1973) and French (1980), day effects or daily anomalies have also been mentioned by Gibbons and Hess (1981), Lakonishok and Levi (1982), Rogalski (1984), Keim and Stambaugh (1984), Smirlock and Starks (1986), Harris (1986), Lakonishok and Smidt (1988) Since then, similar results have been found in several stock markets inside and outside the United States In this literature review we emphasize in studies after 2001
In recent studies, several researchers have investigated the seasonality of the day of the week effect Chen et al (2001) examine the day of the week effect in the stock markets of China for the recent years They find negative returns on Tuesday Even though the results of this paper support the evidence of the day of the week effect, they content that this evidence depends on the estimation method and sample period When the transaction costs are taken into account, the opportunity for arbitrage profits from the day of the week effect seems to be very small The conclusion is consistent with the efficient market; there is no clear evidence of the day of the week effect
Kiymaz and Berument (2003) investigate the day of the week effect on the volatility and return
of major stock markets (German, Japan, US, Canada and United Kingdom) for the time period from
1998 to 2002 Their findings are consistent with the day of the week effect both for returns and volatility
In addition, there are many studies that examine the day of the week effect at the emerging markets Cabello and Ortiz (2004) investigate the day of the week and month of the year effect for Latin America stock markets The paper supports the existence of calendar anomalies They find the lowest and negative returns on Mondays and high returns on Fridays
Hui (2005) examines the day of the week effect at Asian-Pacific markets during the period of Asian financial crisis and also tests the presence of weekend effect in developed stock markets of US
Trang 8and Japan The paper supports no evidence of the day of the week effect in capital markets for the
recent years, in both Asian Pacific and US capital markets Holden et al (2005) examine the day of the
week effect for the daily returns of stock market index of Thailand during the period of Asian financial
crisis This study uses a general model for the test of anomalies included not only the day of the week
effect but also the month of the year and days after holidays and within month effects The conclusion
of the test performed is that the calendar effects improve the forecast accuracy for daily returns
Joshi and Bahadur (2006) study the day of the week effect empirically in the Nepalese stock
market for daily data of Nepal Stock Exchange Index from 1995 to 2004 They find persistent evidence
of day-of-the-week anomaly, and they also document no evidence of month-of-the-year anomaly and
half-month effect Their result for the month-of-the-year anomaly is consistent to the finding observed
for the Jordanian stock market and that for the day-of-the-week anomaly to the Greek stock market
Patev et al (2003) examine the presence of the day-of-the-week effect anomaly in the Central
European stock markets during the period 1997 to 2002 Their results indicated that the Czech and
Romanian markets have significant negative Monday returns while the Slovenian market has
significant positive Wednesday returns and has non-significant negative returns on Fridays The Polish
and Slovak markets have no day-of-the week effect anomaly Lyroudi et al (2002) examine empirically
the day of the week effect anomaly in the Athens Stock Exchange (ASE) for the period 1994 to 1999
Their results indicated that the day of the week effect is strongly observed in the Greek Stock market
during the second sub period (1996-1999) Chukwuogor-Ndu (2006) reported the existence of the
phenomenon in the BVSP index (Brazil), but not for MRVE (Argentina) and MXSE (Mexico) indices
III Data and Methodology
1 Data
The data set used in this study consists of six European Index values In particular, the six indices used
are, FTSE 100, GDAX 30, CAC 40, Madrid General, MibTel and ASE General corresponding to,
United Kingdom, Germany, France, Spain, Italy and Greece, respectively The data used in this study
concerns the period from Monday 1st October of 2001 to Friday 2nd February of 2007 and is obtained
directly from their stock exchanges The examined period consists of 279 weeks, so the created data
series has 1395 observations For econometric reasons, for working days that the stock markets did not
open and of course the indices did not change, the value of the previous day has been used
The whole period from October 2001 to February 2007 has been divided into 2 subperiods
based on a different market trend The trend of an index or a value can be upward, downward or
sideway An uptrend movement of stock market indices is characterized by an uptrend pattern of prices
that, in our case, can be easily observed in their graphs Because of the almost same date reversal of
European stock market’s trend, we chose the same sub-periods for the six European indices, so the
observations used for the econometric analysis are the same The time period and the number of
observations used for each market are shown in Table 1
Trang 99 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
The returns used in each of the time series are computed as follows:
1 t
t
Pn
r
−
= l
rt : the day return
Pt : the value of the index
Pt-1 : the value of the index the previous working day
2 Methodology
A test of a day of the week effect is a market efficiency test, which is based on return data series A stock value is changing because of the arrival of new information The way new information is coming
to the market is not constant, so the conditional variance of the daily price change is considered to be
an increasing function of the rate at which new information enters the market What one must take into account is that the variance is time dependent and in order to produce the appropriate asymptotic distributions, one must correct the time series from heteroskedasticity The best way to correct a model from the non-constant heteroskedasticity is the GARCH(p,q) models, where p refers to the squared error terms and q to the lag on variance (Bollerslev, 1986)
The model employed can be written as:
rt = b1Mo + b2Tu + b3 We + b4Th + b5Fr + ci rt-i + ut
with ut = σtzt, zt ~ i.i.d with E(zt) = 0 and Var(zt) = 1 and σ2t = Var(rt/It-1) the conditional variance based on the information set It-1 The use of a lagged observation of the return (if it is useful) happens
in order to correct the model from autocorrelation
The method used for the estimations was the OLS (Ordinary Least Squares) method and whenever heteroskedasticity was present, the method used was the maximum likelihood and the GARCH(p,q) models (the econometric software used for the model estimation was E-views)
In the model, the variables Mo, Tu, We, Th, Fr are the dummy variables of Monday, Tuesday, Wednesday, Thursday and Friday, respectively For example, the Mo dummy variable, takes the value
of 1 if the observation falls on Monday and zero in all other cases The disturbance error term is depicted by ut The coefficients b1 to b5 are the mean returns for the five trading days
As it has been mentioned before, in an efficient market there will not be a pattern in returns during the week, so the unexpected return for each day of the week will be the same and close to zero and the z-statistic measuring the significance of the dummy variables will be small enough for the dummy variables to be statistically significant If an estimator is statistically significant (5% level of significance), we conclude the existence of a day of the week effect which is evidence for inefficiency
IV Descriptive Statistics
Table 2 presents descriptive statistics for the whole period data series FTSE 100 index has the lowest return (0.018%) and the General Madrid index has the biggest one (0.058%), while the MibTel index has the lowest standard deviation (1.025%) and the GDAX the biggest standard deviation (1.579%) among all indices The kurtosis measures indicate that the return series are leptokurtic compared to the normal distribution Table 2 also reports the Augmented Dickey - Fuller statistics for both the logarithm of the stock prices and the logarithmic first differences (returns) The hypothesis of a single unit root in the logarithm of the stock prices is accepted, but is strongly rejected in the logarithmic first differences
Trang 10** denotes significance at the 1% level of significance
In Table 2A we can study descriptive statistics for the downtrend period data series GDAX index has the lowest return (-0.137%) and the biggest standard deviation (2.432%) among all indices For this subperiod too, the hypothesis of a single unit root in the logarithm of the stock prices is accepted, but is strongly rejected in the logarithmic first differences
** denotes significance at the 1% level of significance
Table 2B presents mean returns, standard deviations and other descriptive statistics for the uptrend period data series ASE index has the biggest return (0.114%) and GDAX has the biggest standard deviation (1.075%) among all indices For the uptrend period too, the hypothesis of a single unit root in the logarithm of the stock prices is accepted, but is strongly rejected in the logarithmic first differences
Trang 1111 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
Very interesting are the descriptive statistics for each day of the week Tables 3A and 3B
present mean returns and standard deviations respectively, for each day of the week for the whole
period data series Mean returns are the highest on Thursday for all stock indices, while Monday has
the lowest returns for all indices, too A summary of these results is displayed in table 3 From equality
tests for the mean returns across all days of the week, we don’t conclude the rejection of the hypothesis
that mean returns among the days of the week are equal, except from ASE General Table 3B presents a
summary of the standard deviations It is observed the highest standard deviation on Monday for all
indices and the lowest on Friday for all indices, too The Levene test, which measures the equality of
variance in returns, shows that risk is distributed equally among the weekdays except for MibTel
Table 3A: Mean returns on common stocks indices by day of the week for the whole examined period
The F-Stat refers to the F-Statistic of the Equality of means test
If p-value < 0.050, then the hypothesis of equal means is rejected
Table 3B: Standard deviation on common stocks indices by day of the week for the whole examined period
The L-Value refers to the Levene Value of the Equality of variance test If p-value < 0.050, then the hypothesis of equal variances is rejected
Tables 3C and 3D present the same descriptive statistics but for the downtrend period data
series this time Mean returns are lowest on Wednesday for FTSE 100, while for the rest stock markets,
mean returns are lowest on Monday Standard deviations are highest on Monday for FTSE 100, GDAX
and General Madrid index, on Thursday for CAC 40 and MibTel, while ASE has the highest standard
deviation on Wednesday From equality tests across all days of the week we accept the null hypothesis
that means and standard deviations are equal in each subgroup
Table 3C: Mean returns on common stocks indices by day of the week for the downtrend examined period
The F-Stat refers to the F-Statistic of the Equality of means test
If p-value < 0.050, then the hypothesis of equal means is rejected
Trang 12Table 3D: Standard deviation on common stocks indices by day of the week for the downtrend examined
The L-Value refers to the Levene Value of the Equality of variance test If p-value < 0.050, then the hypothesis of equal variances is rejected
Studying Tables 3E and 3F which present mean returns and standard deviations for each day of
the week for the uptrend period data series we conclude that mean returns are highest on Friday for
FTSE100, CAC and ASE, on Monday for GDAX, while for the rest stock markets, mean returns are
highest on Wednesday Standard deviations are highest on Monday for all stocks From equality tests
across all days of the week we accept the null hypothesis that means are equal in each subgroup, but we
reject it for the standard deviations as it does not hold for DAX, MibTel and General Madrid
Table 3E: Mean returns on common stocks indices by day of the week for the uptrend period
The F-Stat refers to the F-Statistic of the Equality of means test
If p-value < 0.050, then the hypothesis of equal means is rejected
Table 3F: Standard deviation on common stocks indices by day of the week for the uptrend period
The results of the regressions are presented in tables 4A, 4B and 4C The estimation of the regressions
has been done by maximum likelihood method because heteroskedasticity was always present The lag
lengths used for the conditional mean were determined on the basis of the Schwarz and Akaike
criterion To avoid autocorrelation, the use of lagged return observations was necessary (in some of the
regressions)
As we examine the results of the whole period (Table 4A), not only we don’t find strong
evidence for the existence of the classical day of the week effect, but there is no any obvious pattern in
coefficient’s significances For FTSE 100, DAX and CAC, the only statistical significant coefficients
are that of FTSE 100 on Friday and of DAX on Monday Wednesday is positive for MibTel and for
General Madrid and ASE General there are positive, statistically significant coefficients on
Trang 1313 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
Wednesday-Thursday and Thursday-Friday respectively All the significant coefficients are positive
There is no classical version of the day of the week effect (Fridays with positive returns and Mondays
with negative returns and no substantial day effect for the developed stock markets
Table 4A: Regression results - whole period
* denotes significance at the 5% level of significance
** denotes significance at the 1% level of significance
Of particular interest are the findings for the downtrend period (Table 4B) There are only two
statistically significant negative coefficients Only the Tuesday returns for FTSE 100 and the Monday
returns for ASE General are statistically significant Not only we can not find strong evidence for the
existence of specific day of the week effect for the downtrend period, but the markets, in a risky period
because of the economic environment that after the September’s 2001 attacks has been configured, look
they work efficiently
Table 4B: Regression results – downtrend period
* denotes significance at the 5% level of significance
** denotes significance at the 1% level of significance
Examining the uptrend period (results in Table 4C) we find a few statistically significant
positive coefficients Just like the whole period, for FTSE 100, DAX and CAC, the only statistically
significant coefficients are that FTSE 100 on Friday and that of DAX on Monday The results are
different for the less developed stock markets than these of the previous ones For Madrid General, the
coefficients that are statistically significant are these of Monday, Wednesday, Thursday and Friday
which have a positive sign, as the returns Wednesday, Thursday and Friday for ASE General Finally,
Wednesday is positive for MibTel We conclude that, in the uptrend period, there is no classical day of
the week effect The results from the most developed stock market’s indices are an evidence for market
Trang 14efficiency as no trading pattern can be created From the less developed stock market’s indices like
General Madrid and ASE General, the uptrend movement of the prices seems that have influence in the
same way almost the whole week In general, the results of the uptrend period seem that have influenced these of the whole period as it’s almost the same
Table 4C: Regression results – uptrend period
* denotes significance at the 5% level of significance
** denotes significance at the 1% level of significance
The statistical significance of mean returns indicates that past returns influence the current
returns If the past returns influence the current returns, then there is violation of the Martingale
Hypothesis, according to which, information from past returns is useless in predicting future returns If
this violation is true, it constitutes evidence of market inefficiency The Martingale Hypothesis is
violated only for the case of FTSE and ASE General in the whole and in the uptrend periods (and CAC
in the uptrend too) In all the other indices the regression results show that past returns do not have any
influence on future returns
VI The Conclusions
In this study we examine the existence of the phenomenon «Day of the Week Effect» in six European
Indices after the September’s 2001 attacks in USA, dividing the whole period according to the stock
market‘s trend
Balios and Xanthakis didn’t find specific day of the week effect for the period January 2004 to
August 2001 for the same indices, but examining the same period based on the stock market’s trend
they concluded that in four out of six indices there is no day effect in the sideway period, there are
many statistically significant positive coefficients in the uptrend period and a strong negative Wednesday effect in all the examined indices in the downtrend period
As we examine the same phenomenon for the period October 2001 – February 2007 we
conclude that not only there is no classical day of the week effect but the phenomenon seems to
disappear from the developed stock markets and not to have a specific pattern in general
Nowadays, the stock markets are more liquid than ever and seem to be more efficient that the
previous decades because of the easiest capital transmission, the technological changes and the changes
in the stock market microstructure So, it is logical for investors to react more mature, something that
induces less inefficient results This is clear for the more developed stock markets and the indices of
DAX, FTSE and CAC as we consider the coefficient’s statistical significances and less clear for the
indices of MIBTel, General Madrid and ASE General
Investor’s behavior looks more mature as we study the results of the downtrend and the uptrend
period and we compare them with the results of Balios and Xanthakis Before the September’s 2001
Trang 1515 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
attacks, in the downtrend period, there was a negative Wednesday effect Balios and Xanthakis support that this finding is a result of the waiting attitude of the investors for good news and especially the rate
of interest After September 2001, in the downtrend period, we don’t find any effect during the week (except for ASE on Monday) This period is characterized by hesitance and wariness because investors are not interested only to clear economic events but to political – terrorism news too So investor’s behavior is characterized by behavioral trading, no specific trading strategy and a waiting attitude for political – economical stability As a result, there is no day of the week effect, something that changes
in the uptrend period
When investors feel more secure about the political – economical environment, there optimism boosts prices to higher levels and most of the trading sessions have a positive sign at the end of the day Our findings fit with Balios and Xanthakis results as the indices of the developed stock markets do not have (or have at the most one) day effect in the uptrend period In less developed stock markets the phenomenon exists but not in a specific pattern
Finally, we conclude that the phenomenon of the «Day of the Week Effect» seems to be weaker than it was in previous decades as a result of investor’s behavior Investors are more mature, well educated, with more professional attitude, characteristics that help stock markets to become more efficient
Trang 16References
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20] Lakonishok, J., S Smidt, (1988), “Are seasonal anomalies real? A ninety-year perspective”,
Review of Financial Studies, 1, 403-25
21] Levene, H (1960), “Robust tests for equality of variances in contribution to probability and
Statistics”, (Ed) 1, Olkin: Stanford University Press, Palo Alto
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Day of the Week Effect” European Financial Management Association, London Meetings
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European Transition Stock Markets” Tsenov Academy of Economics Finance and Credit 03-06
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25] Schwarz, G (1978), “Estimating the Dimension of a Model”, Annals of Statistics, 6, pp 461-464
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Journal of Financial Economics, 17, 197-210
Trang 18Introduction
Since the absence of a common meaning between producer and user may have damaging relevance consequences, the measurement of meaning is an important research area in accounting (Smith and Taffler, 1992a, p.84) To alleviate this potential problem, it has been argued that corporate reports should be communicated in such a way that makes them as readable as possible The SEC released an updated staff legal bulletin regarding plain English disclosures The plain English rule is designed to make prospectuses easier to read by requiring issuers to write in a clear and understandable manner (1999, p.69)
decision-Accounting research into the readability of annual reports was first published in 1952 Over the past 50 years annual reports readability has been investigated in the USA (Kinnersley and Fleischman, 2001; Pashalian and Crissy, 1952; Schroeder and Gibson, 1990; Smith and Smith, 1971), the UK (Jones, 1988; Smith and Taffler, 1992a, 1992b), Canada (Courtis, 1986, 1995), Australia (Lewis et al., 1986; Parker, 1982; Pound, 1980, 1981) and New zeland (Healy, 1997) Findings have consistently revealed annual report prose passages to be at a reading ease level of difficult to very difficult
The purpose of the present research is to extent the literature on this topic by examining the readability of the footnotes to financial statements in Kuwaiti corporate annual reports That is, the research is undertaken in an environment which differs from that in which previous readability studies were undertaken Thus, the findings of the present research are expected to contribute to the accounting research generally and to the accounting practice in Kuwait and other Middle Eastern countries in particular
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Organization of the Research
The next section reviews alternative measures of readability, and the prior research in the area of financial reporting This is followed by an explanation of the research methodology Next, the results are presented and discussed Finally the study concludes with a summary of the findings and their implications, together with directions for further research
Readability and its Measurement: Literature Review
Readability Measurement
Readability is generally considered to be one of the most important characteristics of effective reporting Alternative formulas have been adopted to measure readability Most of them attempt to assess the reading age required to understand a particular written passage, or a degree of difficulty associated with a particular level of education (Lewis et al., 1986, p 200) In assessing the reading difficulty, readability formulas concentrate on characteristics of writing style Generally, they are based
on two features: Word length - related to speed of recognition; and Sentence length - related to a recall
of words in the immediate memory (Smith & Taffler, 1992a, p 86)
A review of the literature reveals that, the most common readability formulas are Dale-Chall, Flesch, Fog, and Lix These formulas are described below with the aim of determining their relevance
to the measurement of readability of Kuwaiti corporate reports (Lewis et al., 1986; Smith & Taffler, 1992; and Stevens et al, 1992)
Dale-Chall
Dale-Chall Index = 15.79 (U/W) + 0.0496 (W/S)
Where: U = number of unfamiliar words, W = number of words and S = number of sentences The formula is based on an assumption that readability difficulty is a function of two factors: unfamiliar words and sentence length Therefore, the higher the score the more difficult the passage
Flesch
Flesch Index = 206.385 - (0.846 X L/100W) - (1 015 X W/S)
Where: L/100W = word length (number of syllables per 100 words) and (W/S) = sentence length (average number of words per sentence).The Flesch formula is simple to calculate The calculation represents a deduction from the base constant for both word and sentence complexity, so that the higher the score the easier the readability
Fog
Fog Index = 40 (P/W) + 0.4 (W/S)
Where: P/W = percentage of “hard” word in the passage and W/S = sentence length (average number
of words per sentence) The Fog formula is similar to the Flesch approach except that it is based on the percentage of polysyllabic words (i.e words of three or more syllables) in a passage The measure is therefore a function of sentence length and percentage of hard words The calculation is incremental with increased complexity so that the higher the score the more difficult the readability
Lix
Lix Index = 100 (B / W) + 1.0 (W / S)
Where: B/W = percentage of words of seven or more letters, and W/S = sentence length (average number of words per sentence) The aggregate score is compared with a scale of difficulty ranging from
Trang 2020 represents “very easy”, through stages to 60 representing “very difficult” (Lewis et al., 1986, p 207)
The Cloze Test
The above formulas highlight the importance of word and sentence factors to the measurement of readability The emphasis on words and sentences length, without reference to context, poses certain problems and limitations Several authors have argued that measures based upon word and sentence length may provide misleading results Lewis et al (1986, p 202) stated that, measures based upon word and sentence difficulty may be an oversimplification One or both of these variables may be unreliable as an indicator of readability That is, reducing sentence length will not necessarily improve readability Lesikar and Lyons (1986, p 151) highlight the use of the passive voice as a factor known to affect readability but argue that they are reflected in traditional formulae measures only to the extent of the longer sentence invariably generated
Moreover, these measures do not take account of the reader’s interest level Reading studies have clearly demonstrated that a high level of motivation towards the subject matter of the text has a markedly positive effect on the apparent reading competence of a poor reader Also, it is unlikely that these measures account for the impact of reading speed which is a function of time required to assess issues in the text, breadth of the reader’s previous knowledge and organization of material in the text being read (Lewis et al, 1986, p 202)
These problems and limitations suggest that words and sentences length are not the only variables affecting readability, and simplification alone does not automatically guarantee improved understandability Consequently, another measure is required Reading studies highlight the reliability
and usefulness of the Cloze Test in measuring readability It goes beyond word and sentence length to
reflect the interaction of several elements influencing readability Such elements as word meaning, language patterns, reader’s language ability and interests
The Cloze Test involves the mutilation of a narrative passage by the deletion of every nth word
and its replacement by a blank space Respondents are then required to predict the correct insertion for the blank based on the surrounding context (Smith & Taffler, 1992a, p 87) A readability measure is then derived by calculating the percentage of words correctly predicted by each respondent
The Cloze Test has been used to assess readability of accounting texts Steven et al (1983) used
it to measure the readability of Financial Accounting Standards Board Statement 33: “Financial Reporting and Change Prices” They emphasized the reliability of their procedure in comparison to those based on sentence and word difficulty Adelberg and Razek (1984) applied the Cloze procedure
to discriminate between accounting textbooks and recommended its further validation with accounting communications Several other studies, notably Smith & Taffler (1992a), emphasize the validity and reliability of the Cloze procedure
Litrature Review
Using one or more of the preceding measures, there have been several readability studies published in the accounting literature They covered most of the narrative disclosure areas They also examined trends in readability over time Generally, these studies concluded that corporate reporting was couched
in an academic, technical style that the unsophisticated reader would find difficult, or very difficult, to read and understand
Studies of footnotes to financial statements found that footnotes are difficult to read Smith and Smith (1971) found that less than 20 percent of the US adult population had achieved an educational level sufficient to comprehend the message appearing in 86 per cent of the notes to financial statements Healy (1977) examined the reading ease of footnotes contained within 50 New Zealand public corporations He found that the majority of footnotes to financial statements are of low
Trang 2121 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
readability, and this prevents many investors from gaining the information that may be necessary for rational economic decision making
Readability of other parts of annual reports was noted to be no better than readability of the footnotes Schroeder and Gibson (1990) in the USA found the level of readability of footnotes and management’s discussion and analysis to be similar, both significantly more difficult than that of the President’s Letter Still (1972) found that 77 per cent of a sample of 50 UK Chairman’s Statements required a level of reading ability which was beyond that of 80.7 per cent of US adults Pound (1981) also examined readability of the audit report, and concluded that audit reports require a level of education of at least university undergraduate in order to comprehend the messages contained in those reports
Studies of readability of annual reports over two or more periods found that corporate reports had become more difficult to read over time Lewis et al (1986) using a sample of Australian reports to employees, concluded that “reports to employees, while supposedly simplified for ease of lay reader understanding, were still pitched at a “difficult to read” level, and the readability of the reports did not appear to improve noticeably over time Jones (1988) examined the readability of the chairman’s narrative of a UK company from 1952 to 1985, and found that readability had declined significantly over this period
It is apparent that previous research has been undertaken in the English speaking countries The different language, legal, economic and social situations in these countries as compared to the Arab environments may impair the applicability of their findings to an Arab country This highlights the importance of and the need for the present research
Research Methodology
Choice of Readability Measurement
As mentioned above, alternative methods have been adopted to measure readability For the purpose of the present study, the Cloze Test was used The choice of this measure is conditioned by the limitations associated with other measures and its relevance and applicability to measure the readability of an Arabic text
The method of applying the Cloze test is defined as “a method of intercepting a message from a transmitter (writer or speaker), mutilating its language pattern by deleting parts, and so administering it
to receivers (readers or listeners) that their attempts to make patterns whole again potentially yield a
considerable number of Cloze units Thus, a close unit is any single occurrence of a successful attempt
to reproduce accurately a part deleted from a message by deciding, from the text that remains, what the missing part should be (Adelberg & Razek, 1984, p.111)
The Cloze test has several advantages over alternative techniques Among these advantages are: (1) Cloze tests are economical, easy to prepare, and easy to score They provide valid, reliable and easily interpretable results (2) Because Cloze tests are prepared entirely from a set of standard mechanical operations, they are not subject to conscious or unconscious biases of the investigator (3) Cloze tests measure the reader’s ability to predict the precise word used by the writer This ability is indicative of the reader’s understandability of the writer’s total meaning (Adelberg and Razek, 1984, p 115)
In measuring the readability of an Arabic text, the Cloze Test seems to be more applicable than those techniques based on word and sentence difficulty As an example, an accounting term like
“accounts receivable” can be written down in Arabic in several ways It can be written using a word of
5 letters or a word of 8 letters Although the two words have the same meaning, the latter would be considered as a hard word according to Lix formula Moreover, using number of syllables as a measure
of words length would be difficult in Arabic language due to the difficulty associated with the division
of words into syllables Moreover, calculation of number of syllables of an English texts can be easily
Trang 22undertaken due to the availability of microcomputer software packages, which is not the case with an Arabic texts
To support the results obtained by the Cloze Test, another test called reading Comprehension
test was used to measure the interaction between specific readers and specific messages This test is
assumed to determine the validity of the Close test as an instrument of readability measurement
Sampling Methodology
The Corporations Tested
Out of the annual reports of the corporations listed in the Kuwaiti Stock Exchange, two were selected given the relative importance of the Kuwaiti economic sectors As financial and real estate sectors dominate the economy, a bank and a real estate corporation were chosen: the National Bank of Kuwait (NBK) and Kuwait Real Estate Corporation (KREC) In terms of total assets, both NBK and KREC represent the largest corporation in their sector
It may be argued that the sample is small, and this would bias the results Choice of the small sample was due to the time factor associated with the application of the Cloze procedure Processing a passage of 300 words needs about 30 to 35 minutes Given that, any attempt to test more than two reports would be difficult and cause respondent fatigue Therefore, two reports were found to be relevant
The Massage Tested
Corporate annual reports consist of several parts (e.g financial statements, footnotes to the financial statements, auditor’s report, management’s discussion and analysis) Footnotes represent a large part of
a corporate report and crucial to understanding the figures in the balance sheet and the income statement Given that, footnotes to the financial statements of both NBK and KREC were selected for the purpose of readability measurement To facilitate the application of both the Cloze and Comprehension test, footnotes were produced in the form of paragraphs The resulting paragraphs were
retyped and mutilated so as to every fifth word was deleted and replaced by a dotted line (Adelberg and
Razek, 1984, p 113) The deletion commenced at the fifth word in the passage and continued at equal intervals throughout except for the incidence of proper name, dates and numbers, which are disregarded
Smith and Taffler (1992a) found that deletions in excess of 100 took too long to process and caused respondent fatigue Taylor (1956) has suggested that 50 deletions provide a sufficient sample for a stable and reliable score (see Adelberg and Razek, 1984, p 113) Miller and Coleman (1967) used
30 deletions in each of their validation studies (see Smith & Taffler, 1992a, p 88) In the present study
50 deletions were used in each passage To facilitate tabulating the results, each deleted word carried two marks (2 for correct and 0 for wrong) Thus, the maximum score that each subject could attain ranged between zero and 100 marks
Regarding the reading comprehension test 50 true-false questions were assigned on each passage Each question carried two marks (2 for correct and 0 for wrong) Thus, the maximum score that each subject could attain ranged between zero and 100 marks
The Subject Tested
Four hundred students from Kuwait University participated in the field work They were equally distributed over business and non-business colleges (i.e each group consists of 200 students) Students
in the two groups are in the third-year undergraduate study Students participating are assumed to represent different groups of users of corporate annual reports with different fields of education As compared to business students, non-business students are assumed to represent the ordinary users of annual reports
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Process of Data Collection
The Cloze and Comprehension tests were administered to business and non-business students, a test period being 60-75 minutes The administration process started with providing an idea of the importance of the readability of corporate reports This was followed by distribution of the passage with the Cloze test The test instructions were read to the participants as the participants read them silently The participants then recorded their responses directly in the spaces
Finally, the passage was distributed without any deletions The participants were given the time
to go through the passage and hand it back This was followed by distributing the reading comprehension test The participants then recorded their responses based on what they have understood during the process of reading the passage
This process was followed for each report (i.e the KREC’s report and the NBK’s report) and with each category of students During the administration process, efforts have been made to ensure that each participant worked individually and that external distractions were minimized
Research Hypotheses
The Cloze and Comprehension tests can be adapted to the study of any component of the accounting communication process (i.e financial report preparers, financial report message, or financial report user)
The present research used the Cloze test and Comprehension test to measure the readability of Kuwaiti corporate’ financial report messages, and whether the message readability level differed among report users depending on their educational background Given that, the following hypotheses were tested:
Hypothesis One (H 1 ): The Kuwaiti corporate annual report footnotes communicate at a level which is
not difficult to read and understand
Hypothesis Two (H 2 ): The level of readability of Kuwaiti corporate annual report footnotes does not
vary significantly among different groups of financial report users
Data Analysis and the Research Results
This section deals with analysis of the data and the results of testing the research hypotheses First, data and results related to annual report readability is presented (H1) This is followed by those data and results related to the potential difference between business and non-business students in understanding the Kuwaiti corporate annual report (H2)
Readability of Annual Reports (H 1 )
It has been agreed that a cloze score of 44 percent is comparable to a conventional multiple-choice comprehension test score of 75 percent (the instructional reading level- hereinafter referred to as the cut-off point) Thus, a cloze score of 44 percent can be considered to be a criterion level for instructional materials That is, if at least 44 percent of the deleted items are replaced correctly, the materials can be considered to be written at a level of understandability at or over the instructional level (Adelberg and Razek, 1984, p.114)
Following this criterion, student who scored the cut-off point and above presented an indicator
of reader’s understandability and readability of the given passage Given that, testing H1 was based on the following standards:
1 The average scores attained by students in each category (i.e business and non-business) as compared to the cut-off point indicated the difference between readability level of passage tested and the instructional reading level
Trang 242 In evaluating the acceptance or rejection of H1, 2-tailed t-Tests were performed to test the significance of the difference between the observed mean readability scores of messages tested and the instructional reading level referred to above
Results of Applying the Cloze Test
Table 1 shows the observed mean scores and minimum and maximum scores attained by students through Cloze Test which was applied to the KREC's annual report It also displays coefficient of variation (CV) and t-Test results at 0.05 level of significance Table 2 presents the same information regarding the NBK's annual report
Figures in table 1 reflect substantial difference in the mean scores attained by business and business students As compared to the cut-off point of 44 percent, it is apparent that the observed mean scores attained by each group is below the cut-off point This is supported by the results of t-Test in which the observed mean scores and the established readability score (i.e 44%) differ significantly for both business and non-business students, as well as for the entire population
non-Results of applying the Cloze Test to the NBK’s annual report (Table 2) seem to be similar to those of the KREC The observed mean scores are less than the established readability score They differ significantly either for business or non-business students as well as for the entire population Apparently, some of the students in each group attained scores which are higher than the cut-off point
of 44 percent However, they represent a very low proportion of the sample As the Sign-Test results indicate (Table 5), 49 students out of 400 attained a score which was higher than the 44 percent
Table 1: Results of Cloze Test (Kuwait Real Estate Corporation)
Results of Applying Reading Comprehension Test
Tables 3 and 4 show the observed mean scores and minimum and maximum scores attained by students through a reading comprehension tests to the annual report of both KREC and NBK Tables also display coefficient of variation (CV) and t-Test results at 05 level of significance
The results presented in Tables 3 and 4 seem to be similar to those reported in Tables 1 and 2 They indicate that the observed mean scores attained by students and the cut-off point of 75 percent differ significantly at a 0.05 level of significance This was the case in all situations, i.e., whatever the group tested (business or non-business) or the report tested (KREC’s report or NBK’s report)
Trang 2525 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
Table 3: Results of Reading Comprehension Test (Kuwait Real Estate Corporation)
Based on the results of applying both the Cloze and Comprehension tests, it seems reasonable to
reject H1 and conclude that footnotes to the financial statements of Kuwaiti corporations are written and
communicated at a level and in a style which is difficult to read and understand
Two other aspects can be observed from the results reported in Tables 1, 2, 3 and 4:
a The readability level of the annual report of both KREC and NBK is relatively similar That is,
there is no substantial difference between the observed mean scores for the two reports This
can be easily noticed when results reported in table 1 are compared to those reported in Table 2,
and the results reported in Table 3 are compared to those reported in Table 4
b The mean scores reported as a result of applying the reading comprehension test (Tables 3 and
4) are higher than those resulting from the application of the Cloze test (Tables 1 and 2) This
may be due to the methodology of applying the two tests That is, application of a
comprehension test requires students to read the text before answering the test questions With
the Cloze test, however, students are required to predict the correct deleted words without
having been given the chance to become familiar with the report
Table 5: Results of sign-test
Cloze Test
Business Students
Non-Business Students
Comprehension Test
Business Students
Non- Business Students
* LT = number of cases with score less than the readability criterion level
**GT = number of cases with score greater than the readability criterion level
Trang 26Educational Background and the Readability of Reports (H 2 )
If we agree that footnotes within corporate annual report is difficult to read and understand, the question is whether this degree of difficulty differs significantly among the report’s users depending upon their educational level or background The second hypothesis of the research (H2) deals with this, namely the level of readability of Kuwaiti corporate annual report footnotes does not vary significantly among different groups of financial report users
For the purpose of testing this hypothesis, data were analyzed on the basis of the following standards:
a the average scores attained by the students of each group (business and non-business) in each report (KREC and NBK) indicated the difference between the readability level of the two groups (Tables 1, 2, 3 and 4 summarize the results)
b In evaluating the acceptance or rejection of H2, 2-tailed t-Tests were performed to test the significance of the difference between the mean scores attained by business and non-business students for each report (Table 6 shows the results)
Figures in Tables 1, 2, 3 and 4 reflect substantial differences in the mean scores attained by business and non-business students Clearly, the mean scores of business students are higher than that
of non-business students This was the case in all situations, i.e whatever the report tested (KREC or NBK) or the test applied (Cloze or Comprehension test)
The results of applying the Cloze Test to the KREC’s annual report (Table 1) indicate that the maximum score of 58 was attained by business students, while the maximum score attained by non-business students was 50 Also, there is a difference of 13 points between the mean score attained by the two groups Similar results were reported regarding the NBK’s annual report (Table 2) The Sign-Test results (Table 5) show that while 24% of business students attained a score greater than the criterion level, only 0.5% of non-business students have attained similar score
The results of applying the Comprehension test (Tables 3 and 4) seem to be similar to those reported through the Cloze test That is, the observed mean scores attained by business students are higher than those attained by non-business students As can be noticed form Table 4, while the minimum score attained by business students was 48%, the minimum score attained by non-business students was only 36%
The Sign-Test results (Table 5) indicate that only 9% of non-business students achieved a score greater than the instructional reading level, while more than 20% of business students achieved a similar score However, it should be noticed that both are very low percentages
Table 6 shows results of testing the relationship between the scores attained by business and non-business students It also reports correlation coefficient and T-Test results
Table 6: Readability and Educational Background (Results of T-Test)
Cloze Test
Comprehension Test
A correlation coefficient was determined to give an indication of strength in the linear relationship between the two scores As Table 6 shows, a negative relationship was reported regarding the National Bank of Kuwait annual report when applying the Comprehension Test In the other three situations (i.e., results of applying the comprehension test to the KREC annual report and applying the
Trang 2727 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
Cloze Test to both KREC and NBK annual reports), a very low positive relationship was reported with
a maximum value of 0.09 This is supported by the t-Test results which indicate that scores attained by both business and non-business students differ significantly in all situations, i.e., whatever the report tested (KREC or NBK report) or the test applied (Cloze or Comprehension test)
Based on the results of applying both the Cloze and Comprehension tests, it seems reasonable to reject H2 and conclude that there is a highly significant difference between business and non-business students in their ability to read and understand the footnotes of Kuwaiti corporate annual reports
Summary and Conclusions
This study has examined the readability of the footnotes to the financial statements of two Kuwaiti corporations listed in the Kuwaiti Stock Exchange The objective has been to test the readability of the Kuwaiti Corporate annual report footnotes and whether their readability levels differ significantly among user groups according to their educational background
Two hypotheses (H1 & H2) were tested using data gathered through both the Cloze and reading comprehension techniques The data have been gathered from third-year undergraduate students representing both business and non-business
The results indicate the rejection of H1 Footnotes to the financial statements of Kuwaiti corporations are written and communicated at a level and in a style which is difficult to read and understand The results show a 12% of business students reached the required score target The results also indicated the rejection of H2 Readability levels of footnotes of Kuwaiti corporate annual reports vary significantly among different groups of financial report users The mean scores attained by business students were significantly higher than those attained by non-business students However, both are below the required mean score target
The findings of the present study are in line with the studies undertaken in western countries which reported that annual reports are difficult for most users to understand The findings of the present study and those of the previous studies indicate that despite the importance of preparing the annual reports in a language that can be understood by readers, the preparers of these reports show little effort
in this regard
These results encourage more attention to improve the communicative ability of the corporate annual reports Accordingly, preparers of Kuwaiti corporate annual reports should take into account the readers’ ability to understand the meaning of symbols and expressions used in these reports They should try to use a language that is easy to understand by ordinary users They may also consider using additional methods of communicating their intended message, such as graphs and visual methods This remains an area for further research in which these methods would be examined as to whether they improve the communication function of corporate annual reports
Trang 28References
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Trang 29European Journal of Economics, Finance and Administrative Sciences
The purpose of this paper is to apply some of the major OCA criteria to Egypt to determine
whether it is a good candidate for a fixed exchange rate regime or not The OCA criteria used include price and wage flexibility, factor mobility, trade openness, the size of the economy, and currency substitutability Egypt is a large economy as its population was 66.4
millions in 2002 Its trade is modest since its exports and imports form a low percentage of
GDP compared to other open economies such as Hong Kong Egypt is not considered a diversified economy and does not have a particular foreign currency that substitutes the national currency in domestic transactions The Egyptian pound is the only currency that is
accepted as the exchange money in daily life Egypt’s prices and wages are somewhat inflexible compared to the relatively highly flexible and rotating labor market in the United
States Hence, based on this study, Egypt may be a good candidate for flexible rather than fixed exchange rate regime The main reasons are that Egypt is a large closed economy, its
trade pattern isn’t diversified, its labor mobility is rather low, and its prices and wages aren’t very flexible
Keywords: Egypt, Exchange Rate, OCA
Introduction
Traditional analysis of Optimum Currency Area (OCA) has been conceived in terms of balancing the micro benefits to be gained through currency unification or fixed exchange rates against the macroeconomic costs of giving up the exchange rate as an instrument of balance of payments adjustment In modern literature this consideration is usually discussed within the context of whether changes in nominal exchange rates can have more than transitory imoacts on real exchange rates (Willett, 99)
There are nine characteristics identified by Tavlas to become a participant in an OCA, namely: (1) similarity of inflation rates; (2) the degree of factor mobility; (3) the openness and the size of the economy; (4) the degree of the commodity diversification; (5) price and wage flexibility; (6) the degree
of goods market integration; (7) fiscal integration; (8) the need for real exchange rate variability; and (9) political factors (Willett, 99)
Recent surveys by Bofinger (94), Masson and Taylor (93,94), Talvas (93, 94) and Whilborg and Willett (91) added to the list of considerations factors such as optimal public finance, the degree of
Trang 30international currency substitution, the new classical view of policy ineffectiveness, the price and quality signals from the money and financial markets, controllability of the money supply, time inconsistency problems, credibility and the use of institutional arrangements to affect national monetary and fiscal policies (Willett, 99)
The purpose of this paper is to some of the major apply OCA criteria to Egypt These include, price and wage flexibility, factor mobility, trade openness and the size of the economy, currency substitutability, pattern of shocks, and trade diversification The first and the second factors are related
to the cost of abandoning the national monetary policy If a country is facing the imbalance payment (surplus/deficit) it needs to deal with costs of adjustments If this is a temporary phenomenon, we could use financing instead of adjusting the exchange rate But if it is a fundamental problem, we need to adjust the exchange rate; otherwise it will raise the dilemma problem The paper is divided into three sections The first section is the introduction that includes a description of the evolution of the exchange rate regime in Egypt The second section is an application of the major OCA criteria to Egypt The third part is the conclusion
Egypt (An Overview)
Egypt is a large economy as its population was about 66.4 millions in 2002 As for its exchange rate policy, Egypt has followed a fixed adjustable peg policy against the US dollar Egypt tried to affect both the supply and demand for foreign exchange since 1969 via using different premiums on the official exchange rate On September 1, 1973 an official parallel market was established to replace all premiums and surcharges The exchange rates in the parallel market, which remained almost stable in 74-75, were established at a premium over the official rate
By the end of 1976, the foreign exchange market was divided into the central bank rate dealing with its transactions, the commercial bank rate for controlling the transactions of the public sector companies and the free market rate for the private sector transactions
In the early 1980s, the three rates of foreign exchange continued to exist In February 1991, the old multiple fixed parity exchange system was replaced by a dual flexible peg exchange rate regime for
a short period of time In October 1991, the foreign exchange markets were unified (Kheir El Din, & El Shawarby, 99)
Pegging the exchange rate caused a large decrease in Egypt’s international reserve, increased people’s expectations for a devaluation, and led to a rise in the demand of US dollars Consequently, the government followed a crawling or adjustable peg system in 2001 and the Egyptian pound devalued further to LE 4.5/$ In January 2003, the exchange rate became flexible causing the Egyptian pound per dollar devalued further to 6 pounds per dollar in 2003
Application of OCA Criteria to Egypt
Size and Openness
Egypt is a large economy as its population was about 66.4 millions in 2002, as per the following table
Table 1: Egypt population and GNI in 2002
2002 Egypt
Population, mid year (in millions) 66.4
Source: Based on the World Bank Group: http://www.worldbank.org/data/- Retrieved on Feb 2004
Trang 3131 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
Hence, given the size of the country and the population, Egypt cannot be included in a small
country group With regard to the degree of openness, open economies tend to be the smallest and
exhibit the largest propensity to import If an economy is open in terms of traded goods portion to the
economy, the fluctuation in exchange rate will harm the economy through higher cost This country
will be better off with fixed exchange rate, which will go further to fix the price level Besides, the
country with high marginal propensity to import is also preferable to have fixed or pegged exchange
rate system The following table illustrates Egypt’s import and export as a % of GDP
Table 2: Egypt’s Exports and Imports/GDP in 1992, 2002 and 2002
Source: The World Bank Group, 2004
According to table 2, Egypt cannot be considered an open economy since its exports as a % of
GDP were only 17.4% and 18.2% in 2001, and 2002 respectively Similarly, its imports form a
relatively low level of GDP, compared to other open economies such as Hong Kong, ranging from
31.8% in 1992, to 22.1% in 2001, and 22.7% in 2002 Based on the above, Egypt’s trade can be
considered modest
This result can also be supported by the following graph that illustrates Egypt’s exports of
goods and services as a % of GDP from 1994 till 2000
Table 3: Egypt’s import and exports of goods and services as a % of GDP
Gross Domestic Product (GDP) (In LE billions)
Exports of Goods&
Services/GDP
Imports of Goods&
Source: Based on IFS- CD, April 2003
The table illustrates that Egypt’s exports and imports of goods and services formed a relatively
low percentage of GDP compared to open economies, reaching on average about 19%, and 26.11%
respectively from 1994 till 2000
According to table 4, the European Union (EU) countries are Egypt’s main trading partners In
the first two years of ERSAP (90/91 and 91/92) with the pound pegged to the dollar, Egypt’s exports to
the EU averaged 34% of its total exports and imports from the EU averaged 31% of Egypt’s total
imports Egypt’s exports to the US in those two years averaged 12% of total exports and its imports
averaged 16% of total While the US ranks first for Egypt for the years 1999 till 2001, the EU countries
rank first for imports for the same period Hence, the US is not Egypt’s main trade partner, and in 93/94
and in 94/95 the relative ranking of EU countries and the US did not change
Trang 32Table 4: Egypt’s proceeds of exports and imports from 1999-2001
Other African countries 37.3 41.1 118.8 124.5 -81.5 -83.4
Other Asian countries 917.9 765.9 2956.1 2553.8 -2038.2 -1787.9
Source: Central bank of Egypt Annual Report
Since Egypt is large and closed economy, based on the size of its population, and exports and
imports as a % of GDP, as illustrated before, it is more advisable that it follows a flexible exchange rate
regime based on this criterion
2 Degree of Diversification
According to Kenen (1969), a diversified economy is a better candidate for a fixed exchange rate The
reason is that if a country has diversified exports, its economy can be protected from external shocks,
its capital formation can be stabilized; hence, the burden placed on the internal policies can be
decreased A type of diversification can focus on the structure of the Egyptian economy that can be
illustrated in the following table
Table 5: Relative importance of Sectors as a % of GDP (Value at prices of base year 1996/97)
1998/1999 99/2000 2000/2001 Value
(LE bn) Importance Relative (LE bn) Value Importance Relative (LE bn) Value Importance Relative
Commodity Sector of which: 133.1 49.6 140.0 49.6 147.3 49.7
Personal & community services 20.9 7.8 21.7 7.7 22.6 7.7
Source: entral bank of Egypt Annual Report, 2000/2001
According to this table, Egypt cannot really be considered a diversified economy as the shares
of the commodity sectors were about 49.6% of GDP in 2000/2001, followed by the productive and
service sectors that constituted about 32.7%, and 17.7% of Egypt’s GDP during the same period
(Central bank of Egypt Annual Report, 2000/2001)
Another type of diversification emphasizes the trade share of Egypt’s export and imports
partners as shown by the following table that illustrates the relative importance of the geographical
distribution of commodity transactions (%) from 99/2000-2000/01
Trang 3333 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
Table 6: eographic Distribution of Egypt’s Exports and Imports during 99 till 2001
99/2000 2000/2001 99/2000 2000/2001
Source: entral bank of Egypt Annual Report 2000/01
According to table 6, Egypt’s main exporter is the USA as it formed about US$ 2.9 billion or
40.8% of Egypt’s total exports in 2000/01 EU came second in importance as it constituted US$ 2
billion or 28.4% of Egypt’s total exports during the same period As for the Arab countries, they
formed about US$ 816.7 million or 11.5% of Egypt’s total exports followed by the Asian countries that
constituted about US$ 765.9 million or 10.8% of Egypt’s total export proceeds during the same period;
where India held the top position, followed by Singapore, Japan, Hong Kong, South Korea, and China
The share of other European countries was only US$ 322.8 million or 4.6% of Egypt’s total export
(Central Bank of Egypt Annual report 2000/01)
With regard to Egypt’s imports, the EU is its major importer as it formed about US$ 6.1 billion
or 37.4% of its total imports Germany came first, followed by UK, France, and Italy While USA is
Egypt’s main exporter, it held a second position in the relative importance of Egypt’s imports reaching
26.9% The Asian countries ranked third in their relative importance with US$ 2.6 billion or 15.5% of
Egypt’s total imports; where, Japan came first, followed by China, South Korea, India and Hong Kong
The relative importance of other European countries was small as it formed US$ 1.3 billion or 7.7% of
total imports Switzerland came first followed by Turkey and Romania Regarding imports from Arab
countries, they reached US$ 753 million or 4.6% of total imports Saudi Arabia came first, followed by
UAE, and Kuwait (Central Bank of Egypt Annual report 2000/01) A third type of diversification
emphasizes Egypt’s composition of traded goods and services as shown in the following tables
Table 7: Distribution of Commodity (exports) in US$ MN
1999/2000 2000/2001 Value % Value %
Source: Central Bank of Egypt Annual Report 2000/2001
Egypt’s export reached US$ 690.5 million during 2000/01 This was mainly attributed to a rise
in crude oil and its products, and non-oil exports; especially, finished products such as iron and steel
products, sugar , rice and cotton textiles that increased in 2000/ 2001 by US$ 184.7 million or 7.1% to
reach US$ 32.8 billion As for the semi finished products, they increased by 40.9%; while, raw
materials rose by only 5.8%
Trang 34Table 8: Composition of Imports (US$ MN)
1999/2000 2000/2001 Value % Value %
Source: Central Bank of Egypt Annual Report 2000/2001
According to this table, Egypt’s main imports are raw materials, intermediate and investment
goods as they formed about 22.4%, 24.2%, and 22.5% respectively of Egypt’s total imports in 2000/01
Commodity import decreased by US$ 1.4 billion or 8% to US$ 16.4 billion in 2000/2001 due to a
decrease in all import products with the exception of raw materials that rose by US$ 991.0 million to
reach US$ 3.7 billion, due to a rise in crude oil and wheat
The following table also illustrates Egypt’s composition of trade in 2002
Table 9: Egypt’s trade composition in 2002
Source: Ministry of Foreign Trade, Monthly Economic Digest, May 2004
The table supports the previous results that Egypt’s main exports are fuel as it represents 39.9%
of its total exports; while, Egypt’s main imports are the intermediate products (38.7%) followed by raw
materials (13.7%) Hence, based on the above analysis regarding the diversification criterion, Egypt
cannot be a good candidate for a fixed exchange rate
3 Prices and Wages
Pegging the Egyptian pound to the US dollar has helped to keep inflation low during the mid 90’s and
till 2002 It reached 2.4% during 2000/2001 based on CPI yearly average, compared to 2.8% in
Source: Based on the Central Bank of Egypt Annual Report- 1998/99 & 2000/2001
Similarly, according to this table, Egypt’s inflation rate (based on the annual average) decreased
from 4.3% in 1998/98 to 3.7%, 2.8% and 2.4% in 98, 99, and 2000 respectively This result is also
supported from the following table and graph that shows Egypt’s CPI from 1993-2002
Trang 3535 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
Table 11: Egypt’s CPI from 1994- 2001
Source: Based on the IFS- CD Rom April 2003
Chart 1: Egypt’s CPI from 1994-2001
Source: Based on the IFS- CD Rom, April 2003
Pegging the Egyptian pound has also helped to maintain the inflation rate stable during the mid
1990s and up till 2001 as show from the previous chart However, the devaluation of the Egyptian
pound as a result of floating the exchange rate led to an increase in the inflation rate to 4.7% and 5.2%
in September and October 2003 respectively
Egypt’s trade partners’ inflation rate ranged between 1.6% and 4.55% with a weighted average
of 2.73% during 2000/2001, compared to 2.78% in the previous FY as will be illustrated in the
following table
Table 12: Inflation in Egypt’s Trade partners
Relative weight of external trade based on volume Inflation Rates % 1999/2000 Inflation Rates % 2000/2001
Trang 36Regarding Egypt’s real wages, it decreased in the late 80’s and 90’s after being increased between the mid 1970s and the mid 1980s Besides, real wages in the mid 1990s reached about two-thirds of their level in the mid 1980s Data and information regarding trends and wage differentials in Egypt aren’t usually available However, many factors have impacted the competitive wage-setting in Egypt Although the government no longer guarantees providing employment for graduates in the public sector in the early 1980s, the government still plays a crucial role in controlling wages Another crucial employment channel is through networking
In general, flexible wages and prices entail a smaller macroeconomic adjustment cost to a fixed exchange rate Based on analysis presented regarding Egypt’s inflation rate, it can be concluded that its prices are somewhat inflexible Similarly, wages in Egypt aren’t very flexible For example, the Egyptian workers tend to have life time jobs compared to the relatively highly flexible and rotating labor market in the United States This illustrates lesser flexibility in Egypt for wages compared to the Unites States Hence, based on this criterion, it is costly for Egypt to maintain a fixed exchange rate
5 Currency Substitution
The substitutability criterion means that there is (are) foreign currency (ies) acceptance in domestic transactions Because of the acceptance, the currency substitution can affect the variability of domestic demand for money Thus, a country with high degree of currency substitutability is suitable to peg its exchange rate to that particular foreign currency The transaction cost and the uncertainty will be eliminated with fixing or pegging the exchange rate To adopt a flexible exchange rate is not favorable because it will be unstable Currency substitution tends to strengthen the case for fixing the exchange rate
Egypt does not have a particular foreign currency that substitutes the national currency in domestic transactions The Egyptian pound is the only currency that is well spread accepted and known
as the exchange money in daily life Therefore, this criterion points out that Egypt is not suitable to peg its exchange rate
III Conclusion
By applying the OCA criteria to Egypt, one can conclude that Egypt may not be a good candidate for fixed exchange rate, but rather a good candidate for a flexible exchange rate The reasons are the following First, Egypt is a large a closed economy Its trade as a percentage of GDP is low Second, its trade pattern isn’t diversified as its exports and imports are concentrated in few key commodities as illustrated before Third, its labor mobility is low Regarding, its wage rigidity, while the data aren’t robust enough, preliminary statistics revealed that real wages are decreasing In other words, nominal wages aren’t increasing fast enough to accommodate for the increase in inflation Also, compared to some other countries (i.e the United States), Egypt’s prices and wages are less flexible Finally, most
of the major OCA criteria support the argument that Egypt can be a good candidate for a flexible rather than fixed exchange rate
Trang 3737 European Journal of Economics, Finance And Administrative Sciences - Issue 8 (2007)
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Trang 39European Journal of Economics, Finance and Administrative Sciences
M Phil Student at Applied Economics Research Centre
University of Karachi, Karachi
trade openness works as safety valve in the case of small developing economy like
Pakistan
Keywords: Openness, Inflation, ARDL Co-integration
Jel Classification Codes: F10, O53, C22
I Introduction
Inflation has comprehensible costs to an economic and social system A high rate of inflation could lead to widespread resources being exhausted in inefficient transactions and speculation, and it destroys the basis for rational economic decision and reparation the trustworthiness of most of the governmental policies Standard open economic models forecast that, openness to trade should exert a positive effect
on the slope of the output-inflation tradeoff, or Phillips Curve, but such a proposal finds very little hold
up in the existing empirical literature Gupta, (2003); in the 1990s one of the main concerns of governments all over the world has been that of controlling inflation This is evident in the global trend
of disinflation in the 1990s.In some of the Latin American countries, inflation go down from over 400% in 1990 to under 10% in 1999 This period also witnessed a significant expansion of the world trade organization (WTO) Merchandise and commercial services trade witnessed an average annual
Trang 40growth of 6% over the 1990s Despite the fact that, pertinent existing literature do not have an accord inspection on the subject of relationship between openness and inflation, mostly consisted on cross-sectional results
Fischer (1993) supported the argument that, stable macroeconomic policies, as the economies open up, the fiscal and monetary establishment tends to lose their capability to control inflation through fiscal and monetary policies Cook (2004) concluded that openness and inflation have the standard negative relationship, holding consumption constant However, consumption depends on foreign demand; an increase in foreign demand therefore creates a large enticement for the monetary authority
to pump up This incentive disappear when the economy is closed so that if foreign demand is sufficiently high when the economy is open but may as the economy become more closed Openness has an inverse relationship with inflation when foreign demand is low but not exact when foreign demand is high The standard openness-inflation result is inverted; inflation may rise and fall as the country become more open (Cook, 2004)
Earliest works in this region was Triffin and Grubel (1962) in open economy the direct impact
of the excess demand on the balance of payments without dirge for the indirect balance of payment decline resulting from a rise in price level They looked into the economic performance of 5 countries (France, Italy, Germany, Netherlands and Belgium-Luxembourg) and found that more open economies practiced lower inflation Their consequences were that openness proved as a safety valve and the domestic inflationary pressure spilled over into the Balance of payments (BoPs) in the open economy Iyoha (1973) analyzed the relationship between Inflation and openness in a bivariate framework He reported a negative relationship between openness and inflation Kirkpatrick and Nixon (1977) in their comment on the paper by Iyoha (1973) argued that cut down of imports could make worse the inflationary situation The argued that composition of imports needs to be examined to cheek the inflation and openness link and more reliable indicators of openness are needed for a through understanding of the issues occupied Temple (2002) concluded that, openness exerts no systematic effect on the slope of the Philips Curve
Openness-Inflation Puzzle
The openness inflation trade-off association appears to have strengthened during the 1990 and is more significant than earlier research suggested-extending even to the OECD countries Yet, the origin of this relationship remains something of a puzzle Romer (1993) and Terra’s (1998) findings in more general dynamics results suggesting that, a negative openness-inflation relationship strengthening across all group countries And divergent to Terra,s (1998) hypothesis, except during 1980s, the openness-inflation nexus is more significant among less indebted countries In the regard of Romer, Lane (1997) Point out that, domestic expansion leads depreciation through its affect on world prices The assumption of Romer’s model leads to depreciation is unsatisfactory or ambiguous results (Puzzle) Lane analyzed the welfare effect of a monetary According to the ‘new growth theory’, openness is likely to effect inflation through its positive influence on the output, which is likely to improve the pressure on the price1 In the open economy the shocks to the price level due to the domestic farm sector output fluctuation are likely to ease, when the volume of openness increase to diminish the price fluctuation in open economies 2 (Jin, 2000).Temple (2002) as the degree of openness raises the Phillips curve trade-off becomes less favorable and optimal policy is less expansionary This mechanism generates an inverse relationship between openness and inflation3 Nominal rigidities, unanticipated monetary in small open economies leads to real currency depreciation, the depreciation in real terms will raise the price of the imported goods Inflation will also increase if we measured inflation in terms of consumer price index But on the other hand if wages are indexed to the consumer
1 This link is going to work though the channel of reduces quantitative restriction, which is the quantity link impact
2 To see (Sanyal, 1996; Okun, 1981; Kaleeki, 1972)
3 Empirical investigation based on this idea, which has been carried out by Romer (1993), Lane (1997).