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Problem 13-23 Portfolio Returns and Deviations (L01, 2) Consider the following information about three stocks: State of Probability of Rate of Return if State Occurs
Problem 13-23 Portfolio Returns and Deviations (L01, 2) Consider the following information about three stocks: State of Probability of Rate of Return if State Occurs Economy State of Economy Stock A Stock B Stock C Boom 0.20 0.38 0.50 0.54 Normal 0.50 0.21 0.16 0.13 Bust 0.30 0.05 -0.28 -0.45 a-1. If your portfolio is invested 35% each in A and B and 30% in C, what is the portfolio expected return? (Do not round intermediate calculations. Enter the answer as a percent rounded to 2 decimal places.) Portfolio expected return a-2. What is the variance? (Do not round intermediate calculations. Round the final answer to 8 decimal places.) Variance a-3. What is the standard deviation? (Do not round intermediate calculations. Enter the answer as a percent rounded to 2 decimal places.) Standard deviation % b. If the expected T-bill rate is 4.90%, what is the expected risk premium on the portfolio? (Do not round intermediate calculations. Enter the answer as a percent rounded to 2 decimal places.) Expected risk premium c-1. If the expected inflation rate is 2.90%, what are the approximate and exact expected real returns on the portfolio? (Do not round intermediate calculations. Enter the answers as a percent rounded to 2 decimal places.) % Approximate expected real return Exact expected real return c-2. What are the approximate and exact expected real risk premiums on the portfolio? (Do not round intermediate calculations. Enter the answers as a percent rounded to 2 decimal places.) % Approximate expected real risk premium Exact expected real risk premium %
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