mackie s theory and experimental methods

... (commonly used) and semiclas-sical scaling, for BEC in strong repulsive interaction regime (Thomas-Fermi regime), and discuss semiclassical limits of the GPE Extensions of these re-sults for one-component ... (2.8) whose energy is larger than that ofthe ground state is usually called as excited states in the physics literatures.2.1.1 Existence In this section, we discuss the existence and uniqueness of ... first excited states by choosingproper initial guess (see [27,36]) 3.5 Numerical results In this section, we report numerical results on the groundstate by the proposed BEFD and BESP methods Example

Ngày tải lên: 11/06/2017, 14:46

... groups for each level of m. Subjects Ninety-six undergraduate students of business administration participated in fourseparate experimental sessions each including 24 subjects The subjects were ... races (congress members, senators, stategovernors), where budget-constrained candidates first expend resources to secure their partynomination and then the winners expend additional resources in ... contests) is difficult to observe and document,several researchers have turned to experimental testing of the implications of these variouscontest models (Anderson & Stafford, 2003; Davis &

Ngày tải lên: 18/10/2022, 21:08

... topics are discussed Some recent developments in Sainple surveys namely, Estimation of distribution functions, Adaptive sampling schemes, Randomised response methods for quantitative data are presented ... ratio and regression estimation are discussed Results related to the properties of ratio and regre~ion estimators under super-population models are also given Cluster sampling and Multistage sampling ... undergraduate and post graduate students of Statistics The first chapter of the book introduces to the reader basic concepts of Sampling Theory which are essential to understand the later chapters Some

Ngày tải lên: 10/10/2019, 15:54

... topics are discussed Some recent developments in Sainple surveys namely, Estimation of distribution functions, Adaptive sampling schemes, Randomised response methods for quantitative data are presented ... ratio and regression estimation are discussed Results related to the properties of ratio and regre~ion estimators under super-population models are also given Cluster sampling and Multistage sampling ... undergraduate and post graduate students of Statistics The first chapter of the book introduces to the reader basic concepts of Sampling Theory which are essential to understand the later chapters Some

Ngày tải lên: 09/09/2020, 09:40

... topics are discussed Some recent developments in Sainple surveys namely, Estimation of distribution functions, Adaptive sampling schemes, Randomised response methods for quantitative data are presented ... ratio and regression estimation are discussed Results related to the properties of ratio and regre~ion estimators under super-population models are also given Cluster sampling and Multistage sampling ... undergraduate and post graduate students of Statistics The first chapter of the book introduces to the reader basic concepts of Sampling Theory which are essential to understand the later chapters Some

Ngày tải lên: 07/04/2021, 13:12

... subsets of any of the others Since a square has 4 rightangles it is a rectangle, since it has 4 equal sides it is a rhombus, and since it has 4 sides it is a quadrilateral Thus D с A, D с В and ... means A is the set consisting of the numbers 1, 3, 5, 7 and 9;and В — {x : x is a prime number, x < 15} meansthat В is the set of prime numbers less than 15.Unless otherwise stated, all sets ... situations, we usually use the wordclass or family for such a set The words subclassand subfamily have meanings analogous to subset.Example 1.14: The members of the class {{2,3},{2}, {5,6}} are the sets

Ngày tải lên: 18/03/2014, 11:38

... foam cells and smooth muscle cells 2.2 Swine Models Gottleib and Lalich first reported on spontaneous atherosclerosis in swine vessels and intimal thickenings in coronary arteries (4) Animals develop ... are able to search for the pathogenesis ofatherosclerosis, to assess the influence of risk factors, such as elevated plasmaglucose or plasma fibrinogen levels, on disease progression In addition, ... anticoagulants, although this should be avoided when possible assome, such as heparin, will have effects on smooth muscle growth responses.Vasodilators (such as topical lignocaine) can also be used to

Ngày tải lên: 10/04/2014, 22:15

... many physical theories, including new variational and Poisson struc-tures, stability theory, integrable systems, as well as geometric phases sym-This paper surveys progress in selected topics in ... for Lagrangian systems is cally associated with systems having cyclic variables (this is almost synonymous with having classi-an Abeliclassi-an symmetry group); modern accounts cclassi-an be found ... addition, several classical cases of reduction (using conservationlaws and/or symmetry to create smaller dimensional phase spaces), such as the eliminationof cyclic variables as well as Jacobi’s elimination

Ngày tải lên: 24/04/2014, 16:49

... simultaneous The system bas the single alton x, 0,4, = 15 and 3ạ~z,=0 Ina sation, x," for every al of x A set of simultancous equations is consisen if possesses at least one solution; otherwise ... Hermitian sasices Real symmetric mrices.” The dj" Selfajoint mares Delite maces Tests for psive deinteness Square root of smatices Cholesky decomposion Unitary matices Schur decomposition Elementary ... computations This, in turn, has revolutionized the methods wied for locating eigenvalues and eigenvectors and has altered the wefulness of many classical techniques, such 28 those for obtaining inverses

Ngày tải lên: 12/05/2014, 06:48

... Discussions 161 4.5.1 Preliminary Specification Tests 161 4.5.2 Regression Results and Robustness Tests 164 4.5.3 Discussions 167 4.6 Conclusions and Comments 171 Appendix A Proofs ... across outlets as well as phases Finally, we close the study with an empirical analysis on strategic interactions among franchise chains Although such an issue, sometimes also referred to as “reaction ... Tests for Spatial Effects 162 Table 4.5 White’s Test for Heteroscedasticity 163 Table 4.6 MLE Results for the Spatial Regressions of All Three Variables 165 Table 4.7 Robustness Tests for Spatial

Ngày tải lên: 03/06/2014, 02:02

... be the set statis-of integers or a subset statis-of the set statis-of integers, such as the numbers 1, 2, and 3.Since a random variable is a collection of possibilities, random variables cannot ... a single real value If X is any random variable, probabilities can be assigned to subsets of the full set of possibilities of values for X, in some cases to each point in that set Such subsets ... introduce the method of moments andshow how it leads to ordinary least squares as a way of estimating regressionmodels 1.2 Distributions, Densities, and Moments The variables that appear in an econometric

Ngày tải lên: 04/07/2014, 15:20

... In words, the total sum of squares, or TSS, is equal to the explained sum of squares, or ESS, plus the sum of squared residuals, or SSR This is afundamental property of OLS estimates, and it ... the subspace associated with these k basis vectors will be denoted by S(X) or S(x1, , x k) The basis vectors are said to span this subspace, which will in general be a k dimensional subspace. ... element of S(XA) Since every element of S(XA) belongs to S(X), and every element of S(X) belongs to S(XA), these two subspaces must be identical Given the identity of S(X) and S(XA), it seems intuitively

Ngày tải lên: 04/07/2014, 15:20

... observation provides less and less information about β2 This happens because the regressor 1/ t tends to zero, and hence varies less and less across observations as t becomes larger As a consequence, ... conditionthan unbiasedness Actually, it is neither weaker nor stronger Consistencyand unbiasedness are simply different concepts Sometimes, least squares estimators may be biased but consistent, for ... that is roughly proportional to n In contrast, because each successive observation gives us less and less information about β2, ˆβ2 is not consistent An estimator that is not consistent is said

Ngày tải lên: 04/07/2014, 15:20

... emissions caps are imposed on the most energy-intensive sectors such as cement, glass, ceramics, paper, steel and iron, and power generation Together these sectors consist of more than 10,000 installations ... Benchmark period This is the major disadvantages for the EU ETS The AEU ETS seeks to address these disadvantages This is supported by the results of the experiments First, aircraft operators not ‘over’ ... output is positive and Equation 2.9 ensures that profit is positive prior to purchase of emission allowances These constraints allow an element of reality as it reflects realities of the business world...

Ngày tải lên: 02/10/2015, 12:56

... agentshouseholds, businesses, and the government Aggregate expenditures on goods and services is the sum of the component spending by these agents A = C + I + G (1.16) The nations output Y has to ... operations and purchases US Treasury debt and to the commercial banking system through discount lending The second asset category is the central banks net holdings of foreign assets, NFAcb These are ... evaluate these theories are with time-series methods This chapter summarizes some of the time-series tools that are used in later chapters to estimate and to test predictions by the theory The...

Ngày tải lên: 24/03/2014, 04:20

... the Standard and Poors composite stock price index The second panel displays descriptive statistics for the deviation of the respective asset prices from their fundamentals For equities, this is ... regression representation of model j What Meese t and Rogoff did was to divide the complete size T (time-series) sample in two Sample consists of observations t = 1, t1 and sample consists of ... It is a predictive regression that generates actual out-of-sample forecasts The k = regression is used to forecast 1quarter ahead, and the k = 16 regression is used to forecast 16 quarters ahead...

Ngày tải lên: 05/08/2014, 13:20

... a set of sample moments such as the mean, the standard deviation, and autocorrelations of a time-series Special emphasis is often placed on the crosscorrelations between two series which measure ... 1996.4 and have been passed through the Hodrick—Prescott Þlter with λ = 1600 yt is gross domestic product less government spending, ct is consumption of nondurables plus services, and it is gross ... cycle models These are stochastic growth models that have been employed to address business cycle ßuctuations As their name suggests, real business cycle models deal with the real side of the...

Ngày tải lên: 05/08/2014, 13:20

... is used to generate 96 time-series observations Descriptive statistics calculated using the Hodrick—Prescott Þltered cyclical parts of the log-levels of the simulated observations and are displayed ... the null, is uncorrelated with the regressors, z t−3 Hansen-Hodrick Regression Tests of UIP Hansen and Hodrick ran two sets of regressions In the Þrst set, the independent variables were the ... pt is non zero and that it evolves overtime as a random process Adding and subtracting st from both sides of (6.1) gives ft − st = Et (st+1 − st ) + pt (6.2) Fama [48] shows how to deduce some...

Ngày tải lên: 05/08/2014, 13:20

... γσcst + σspt − σsst (6.75) Testing the volatility restrictions (Cecchetti et al [25]) This exercise develops the volatility bounds analysis so that we can classical statistical hypothesis tests ... hypothesis testing is designed to establish statistical signiÞcance Given a sufficiently long time series, it may be possible to establish statistical signiÞcance of the studentized coefficients to ... about asset returns Their beliefs regarding prospective investment returns seem distorted by waves of excessive optimism and pessimism The resulting trading dynamics produce transitory deviations...

Ngày tải lên: 05/08/2014, 13:20

... rate is stationary but the tests suffer from low statistical power The ßip side to the power problem is that the tests suffer size distortion in small samples Engel [45] suggests that the observational ... factors—supply and demand shocks Since both of these shocks were assumed to evolve according to unit root process, there is a presumption that qt also is a unit root process ˜ A permanent shock ... deutschemark is used as the numeraire currency Canzoneri, Cumby, and Diba s test of Balassa-Samuelson Canzoneri, Cumby, and Diba [21] employ IPS to test implications of the Balassa—Samuelson...

Ngày tải lên: 05/08/2014, 13:20