Portfolio Standard Deviation Suppose the expected returns and standard deviations of stocks A and B are E(RA)

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Portfolio Standard Deviation Suppose the expected returns and standard deviations of stocks A and B are E(RA)  .15, E(RB)  .25, A  .40, and B  .65, respectively.

a. Calculate the expected return and standard deviation of a portfolio that is composed of 40 percent A and 60 percent B when the correlation between the returns on A and B is .5.

b. Calculate the standard deviation of a portfolio that is composed of 40 percent A and 60 percent B when the correlation coefficient between the returns on A and B is .5.

c. How does the correlation between the returns on A and B affect the standard deviation of the portfolio?

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Corporate Finance

ISBN: 9780073105901

8th Edition

Authors: Jeffrey Jaffe, Bradford D Jordan

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