Principles of Corporate Finance (Mcgraw-hill/Irwin Series in Finance, Insurance, and Real Estate)
12th Edition
ISBN: 9781259144387
Author: Richard A Brealey, Stewart C Myers, Franklin Allen
Publisher: McGraw-Hill Education
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Chapter 8, Problem 24PS
Efficient portfolios Look again at the set of the three efficient portfolios that we calculated in Section 8-1.
- a) If the interest rate is 5%, which of the three efficient portfolios should you hold?
- b) How would your answer to part (a) change if the interest rate were 29%?
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Chapter 8 Solutions
Principles of Corporate Finance (Mcgraw-hill/Irwin Series in Finance, Insurance, and Real Estate)
Ch. 8 - Portfolio risk and return Here are returns and...Ch. 8 - Efficient portfolios For each of the following...Ch. 8 - Sharpe ratio Use the long-term data on security...Ch. 8 - Efficient portfolios Figure 8.11 purports to show...Ch. 8 - CAPM Suppose that the Treasury bill rate is 6%...Ch. 8 - CAPM True or false? a. The CAPM implies that if...Ch. 8 - APT Consider a three-factor APT model. The factors...Ch. 8 - CAPM True or false? Explain or qualify as...Ch. 8 - Portfolio risk and return Look back at the...Ch. 8 - Portfolio risk and return Mark Harrywitz proposes...
Ch. 8 - Portfolio risk and return Ebenezer Scrooge has...Ch. 8 - Portfolio beta Refer to Table 7.5. a. What is the...Ch. 8 - CAPM The Treasury bill rate is 4%, and the...Ch. 8 - Portfolio risk and return Percival Hygiene has IO...Ch. 8 - Cost of capital Epsilon Corp. is evaluating an...Ch. 8 - Prob. 18PSCh. 8 - APT Consider the following simplified APT model:...Ch. 8 - Prob. 20PSCh. 8 - Prob. 21PSCh. 8 - Prob. 22PSCh. 8 - Prob. 23PSCh. 8 - Efficient portfolios Look again at the set of the...
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- State the return rate (in %) for your optimal portfolio.arrow_forwardDraw the profit diagram of the portfolio just drawn (and clearly state any assumptions you make). The profit is equal to the difference between the payoff of the portfolio at expiry (maturity) date and the cost of the portfolio. Is the cost of the portfolio positive?arrow_forwardfrom the table below. Assuming the risk- free rate is 5%. A. Choose the best portfolio according to the Sharpe measure with explanation. B. Choose the best portfolio according to the Treynor measure with explanation. C. Choose the best portfolio according to the Jensen measure with explanation. Portfolio A 0.1 0.1 0.11 0.11 0.12 0.12 0.13 0.14 0.14 0.18 0.16 0.18 0.17 0.18 0.18 0.18 0.18 0.17 0.17 0.18 Portfolio B 0.12 0.12 0.16 0.2 0.14 0.16 0.17 0.14 0.18 0.2 0.18 0.16 0.17 0.2 0.22 0.22 0.18 0.2 0.24 0.24 Mraket M 0.09 0.09 0.1 0.1 0.11 0.11 0.11 0.12 0.12 0.13 0.12 0.14 0.12 0.14 0.13 0.13 0.13 0.14 0.14 0.13arrow_forward
- Consider the following information for four portfolios, the market, and the risk-free rate (RFR): Portfolio Return Beta SD A1 0.15 1.25 0.182 A2 0.1 0.9 0.223 A3 0.12 1.1 0.138 A4 0.08 0.8 0.125 Market 0.11 1 0.2 RFR 0.03 0 0 Refer to Exhibit 18.6. Calculate the Jensen alpha Measure for each portfolio. a. A1 = 0.014, A2 = -0.002, A3 = 0.002, A4 = -0.02 b. A1 = 0.002, A2 = -0.02, A3 = 0.002, A4 = -0.014 c. A1 = 0.02, A2 = -0.002, A3 = 0.002, A4 = -0.014 d. A1 = 0.03, A2 = -0.002, A3 = 0.02, A4 = -0.14 e. A1 = 0.02, A2 = -0.002, A3 = 0.02, A4 = -0.14arrow_forwardThe optimal proportion of the risky asset in the complete portfolio is given by the equation below y*= E(Rp− Rf) A0² For each of the variables on the right side of the equation, discuss the impact of the variable's effect on y* and why the nature of the relationship makes sense intuitively. Assume the investor is risk aversearrow_forwardAssuming you are an investor with GHS100 available. If you invest GHS60 and GHS40 in Allos Inc. and Orangus Inc. respectively, what will be your portfolio returns? 4.Calculate the Standard deviation of the portfolio.arrow_forward
- Based on the hypothetical portfolios provided in the table below, which of the portfolios would lie on the Efficient Frontier? Portfolio Expected Return Risk A B с D E 4% 6% 8% 8% 10% 3% 3% 5% 8% 12%arrow_forwardConsider the following portfolio. You write a put option with exercise price 90 and buy a put option on the same stock with the same expiration date with exercise price 95.a. Plot the value of the portfolio at the expiration date of the options.b. On the same graph, plot the profit of the portfolio. Which option must cost more?arrow_forwardYou are given the following information concerning three portfolios, the market portfolio, and the risk-free asset: Portfolio Y Z Market Risk-free Rp 13.5% бр 35.00% 12.5 30.00 7.1 20.00 10.6 4.4 25.00 0 Вр 1.55 1.20 0.80 1.00 0 Assume that the correlation of returns on Portfolio Y to returns on the market is 0.70. What percentage of Portfolio Y's return is driven by the market? Note: Enter your answer as a decimal not a percentage. Round your answer to 4 decimal places. × Answer is complete but not entirely correct. R-squared 0.9785arrow_forward
- An investor wants to determine the safest way to structure a portfolio from several investments, whose annual returns under different scenarios are as follows: Returns Scenario A B. D Probability 1. 0.11 -0.09 0.10 0.07 0.10 -0.11 0.12 0.14 0.06 0.10 3 0.09 0.15 0.11 0.08 0.10 4 0.25 0.18 0.33 0.07 0.30 0.18 0.16 0.1 0.06 0.40 9. Suppose the investor ignores the scenarios have different probabilities. If he has determined his risk aversion value is 0.75, what percentage of his portfolio should be invested in A? percent 2.arrow_forwardYou are given the following information concerning three portfolios, the market portfolio, and the risk-free asset: 8p 1.70 1.30 0.85 1.00 Portfolio X Y Z Market Risk-free Rp 11.5% 10.5 7.2 10.9 4.6 R-squared op 38.00% 33.00 23.00 28.00 0 Assume that the correlation of returns on Portfolio Y to returns on the market is 0.76. What percentage of Portfolio Y's return is driven by the market? Note: Enter your answer as a decimal not a percentage. Round your answer to 4 decimal places.arrow_forwardDraw the profit diagram of the portfolio above (and clearly state any assumptions you make).Recall that the profit is equal to the difference between the payoff of the portfolio at expiry (maturity) date and the cost of the portfolio. Is the cost of the portfolio positive?arrow_forward
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