There are two stocks in the market, stock A and stock B. The price of stock A today is $80. The price of stock A next year will be $68 if the economy is in a recession, $88 if the economy is normal, and $100 if the economy is expanding. The probabilities of recession, normal times, and expansion are 0.2, 0.6, and 0.2, respectively. Stock A pays no dividends and has a beta of 0.83. Stock B has an expected return of 13%, a standard deviation of 34%, a beta of 0.60, and a correlation with stock A of 0.48. The market portfolio has a standard deviation of 14%. Assume the CAPM holds.
a. What are the expected return and standard deviation of stock A? (Do not round intermediate calculations. Round the final answers to 2 decimal places.)
Stock A | |
Expected return | % |
Standard deviation | % |
b. If you are a typical, risk-averse investor with a well-diversified portfolio, which stock would you prefer?
Stock A
Stock B
c. What are the expected return and standard deviation of a portfolio consisting of 45% of stock A and 55% of stock B? (Do not round intermediate calculations. Round the final answers to 2 decimal places.)
Expected return | % |
Standard deviation | % |
d. What is the beta of the portfolio in (c)? (Do not round intermediate calculations. Round the final answer to 3 decimal places.)
Beta of the portfolio
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