Week 4 - Capital Markets And The pricing Of Risk Flashcards
What is the ‘Capital Asset Pricing Model’ and what is it used for?
The ‘Capital Asset Pricing Model’ describes the risk associated with a stock taking into account the risk of the individual stock and the risk of the market as a whole.
What are the tree assumptions of the ‘CAPM’ model?
- Investors can buy and sell securities at competitive market prices (without tax or transaction costs) and can borrow and lend at the risk-free interest rate.
- Investors only hold efficient portfolio of securities ( Portfolios that yield the maximum expected return given the level of volatility).
- Investors have homogenous expectations.
What is the ‘Capital Asset Pricing Model’ (CAPM) formula?
CAPM = Rf+Bi (ERm-RF)
Risk free rate + Beta (Expected return of market - Risk free rate)
What is the ‘Beta’ of a stock?
The Beta of a stock is the level to which the stock corresponds to movements in the market
What ‘Beta’ does the stock market as a whole have ?
1
What does a high ‘Beta’ indicate?
The stock moves with the market
What does a low ‘Beta’ indicate?
The stock moves more independently of the market.
What does the term ‘Market capitalisation’ refer to?
The total monetary market value of a companies outstanding shares
What is ‘Market Capitalisation’ used for by investors?
Determining a company’s size
What is the formula for ‘Market capitalisation’?
Market capitalisation = (Number of shares outstanding) x (Price per share)
What is a ‘Value-Weighted portfolio’? And How is it calculated?
The value of a security in relation to the overall portfolio.
Value-Weighted = Market Value of Shares/ Total Portfolio Value
What is an ‘Equal-Opportunity’ portfolio?
Each stock in the portfolio is given the same amount of weighting.
Smaller firms are held at the same weight as larger firms
What is an ‘Exchange-Traded Fund’ (EFT)?
Ownership in an Exchange-Traded Fund reflects ownership in a portfolio of stock. Not individual stocks.
Where does the ‘Risk-Free Rate’ come from in the US?
The yield of U.S Treasury Bonds between a term of 10-30 years.
What is the ‘Historical Risk Premium’? And What are the two drawbacks of using it?
The risk premium (ERm-RFR) calculated using historical data.
- Standard Error of the estimates are large.
- Backwards looking, so may not represent current expectations.