Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
Section: Chapter Questions
Problem 1PS
Related questions
Question
9
![Suppose Company A's stock return has
a volatility of 50% and its correlation
with the Market Portfolio is 80%.
Company B's stock return has a
volatility of 40% and its correlation
with the Market Portfolio is 25%. The
expected return on the Market
Portfolio is 7%, the volatility of the
Market Portfolio is 20%, and the
riskfree interest rate is 1%. Stocks A
and B have zero correlation with each
other. Suppose you can invest in four
possible assets: Stock A, Stock B, the
Market Portfolio and the riskfree
government bond.
What would you invest in if you
wanted the most efficient (lowest
portfolio volatility) way to earn an
expected return of 4%?
100% in the riskfree bond
100% in stock B
50% stock A, 50% stock B
50% in riskfree bond, 50% in market
portfolio
100% in the market portfolio
100% in stock A
-100% (short) riskfree bond, + 200% in
market portfolio
-100% (short) market portfolio, +200%
riskfree bond](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Faaab6401-3225-4fce-b934-defd9ccd0006%2F6e2d07f7-84f0-4b3c-be17-8526585bb434%2F3nzs6ky_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Suppose Company A's stock return has
a volatility of 50% and its correlation
with the Market Portfolio is 80%.
Company B's stock return has a
volatility of 40% and its correlation
with the Market Portfolio is 25%. The
expected return on the Market
Portfolio is 7%, the volatility of the
Market Portfolio is 20%, and the
riskfree interest rate is 1%. Stocks A
and B have zero correlation with each
other. Suppose you can invest in four
possible assets: Stock A, Stock B, the
Market Portfolio and the riskfree
government bond.
What would you invest in if you
wanted the most efficient (lowest
portfolio volatility) way to earn an
expected return of 4%?
100% in the riskfree bond
100% in stock B
50% stock A, 50% stock B
50% in riskfree bond, 50% in market
portfolio
100% in the market portfolio
100% in stock A
-100% (short) riskfree bond, + 200% in
market portfolio
-100% (short) market portfolio, +200%
riskfree bond
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