(a) Calculate the beta and return over the last 12 months of the portfolio. (b) Estimate the return you would have expected from the portfolio using the Capital Asset Pricing Model (CAPM). Explain why the expected return is different from the actual return. (c) Assuming that the returns on shares A and B have a correlation coefficient of 0.5%, calculate the return and risk of a portfolio consisting only of holdings in A and B.

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
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2.
(a)
(b)
You have been asked to look at the following share portfolio:
Share
Value of holding
Return last 12 months
Standard deviation
Beta
A
B
K14,000 K16,000
13%
15%
46%
32%
1.1
1.3
с
K19,000
8%
63%
0.9
Over the last 12 months, the return on the market was 10% and the risk-free rate was
6%.
Calculate the beta and return over the last 12 months of the portfolio.
Estimate the return you would have expected from the portfolio using the Capital Asset
Pricing Model (CAPM). Explain why the expected return is different from the actual
return.
(c) Assuming that the returns on shares A and B have a correlation coefficient of 0.5%,
calculate the return and risk of a portfolio consisting only of holdings in A and B.
Transcribed Image Text:2. (a) (b) You have been asked to look at the following share portfolio: Share Value of holding Return last 12 months Standard deviation Beta A B K14,000 K16,000 13% 15% 46% 32% 1.1 1.3 с K19,000 8% 63% 0.9 Over the last 12 months, the return on the market was 10% and the risk-free rate was 6%. Calculate the beta and return over the last 12 months of the portfolio. Estimate the return you would have expected from the portfolio using the Capital Asset Pricing Model (CAPM). Explain why the expected return is different from the actual return. (c) Assuming that the returns on shares A and B have a correlation coefficient of 0.5%, calculate the return and risk of a portfolio consisting only of holdings in A and B.
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