17. Portfolio Risk and Return. Suppose that the S&P 500, with a beta of 1.0, has an...

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17. Portfolio Risk and Return. Suppose that the S&P 500, with a beta of 1.0, has an expected return of 13% and T-bills provide a risk-free return of 5%. (LO2)

a. What would be the expected return and beta of portfolios constructed from these two assets with weights in the S&P 500 of (i) 0; (ii) .25; (iii) .5; (iv) .75; (v) 1.0?

b. On the basis of your answer to (a), what is the trade-off between risk and return, that is, how does expected return vary with beta?

c. What does your answer to

(b) have to do with the security market line relationship?

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Fundamentals Of Corporate Finance

ISBN: 9780073382302

6th Edition

Authors: Richard A Brealey, Stewart C Myers, Alan J Marcus

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