06/08/2011 6RISK - Risk is an uncertainty or volatility; - Uncertainty estimated with a certain probability is called Risk... 06/08/2011 7TYPES OF RISK - A business risk is a circumstan
Trang 1CHAPTER TWO: RETURN AND
RISK
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RATE OF RETURN
- Expected market return
Rm = Rf + risk premium
- Rate of Return on risky assets
Re = Rf + ß(Rm – Rf)
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INTEREST
Interest is a fee paid by a borrower of assets
to the owner as a form of compensation for the use of the assets It is most commonly the price paid for the use of borrowed money or money earned by deposited funds.
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TYPES OF INTEREST
• The effective rate is the interest rate on a loan or
financial product restated from the nominal interest rate as an interest rate with annual compound interest payable in arrears
• The "real interest rate" is approximately the
nominal interest rate minus the inflation rate (this can be found using the Fisher equation) It is the rate of interest an investor expects to receive after subtracting inflation This is not a single number, as different investors have different expectations of future inflation
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• Simple interest is calculated only on the principal amount, or on that portion of the principal amount that remains unpaid.
• Compound interest is very similar to simple interest; however, with time, the difference becomes considerably larger This difference
is because unpaid interest is added to the balance due Put another way, the borrower
is charged interest on previous interest.
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RISK
- Risk is an uncertainty or volatility;
- Uncertainty estimated with a certain probability is called Risk.
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TYPES OF RISK
- A business risk is a circumstance or factor that may have a negative impact on the operation or profitability of a given company Sometimes referred to as company risk, a business risk can be the result of internal conditions, as well
as some external factors that may be evident in the wider business community.
- Financial risk is an umbrella term for any risk associated
with any form of financing Risk may be taken as downside
risk, the difference between the actual return and the
expected return (when the actual return is less), or the uncertainty of that return.
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TYPES OF RISK
- Systematic risk: The risk inherent to the entire market or entire market segment Also known as
"un-diversifiable risk" or "market risk.“
- Unsystematic risk: Company or industry specific risk that is inherent in each investment The amount of unsystematic risk can be reduced through appropriate diversification Also known as "specific risk", "diversifiable risk" or "residual risk"
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BASIC TERMS
Portfolio:
A collection of investments all owned by the same individual or organization These investments often include stocks, which are investments in individual businesses; bonds, which are investments in debt that are designed to earn interest; and mutual funds, which are essentially pools of money from many investors that are invested by professionals or according to indices.
Portfolio Management :
The art and science of making decisions about investment mix and policy, matching investments to objectives, asset allocation for individuals and institutions, and balancing risk against performance Portfolio management is all about strengths, weaknesses, opportunities and threats in the choice of debt vs equity, domestic vs international, growth vs safety, and many other tradeoffs encountered in the attempt to maximize return at a given appetite for risk.