Please help with the following problems.
Risk and Return. True or false? Explain or qualify as necessary.
a. The expected rate of return on an investment with a beta of 2 is twice as high as the expected
rate of return of the market portfolio.
b. The contribution of a stock to the risk of a diversiﬁed portfolio depends on the market risk
of the stock.
c. If a stock's expected rate of return plots below the security market line, it is underpriced.
d. A diversiﬁed portfolio with a beta of 2 is twice as volatile as the market portfolio.
e. An undiversiﬁed portfolio with a beta of 2 is twice as volatile as the market portfolio.
a) False. Consider the CAPM formulae Expected Return = Risk Free Rate + Beta * Market Premium. If you use a beta of 2, no doubt you get twice the market premium, but what about the risk free rate? In the mid 1990's the risk free rate was as high as 9%, so you will not get double the ...
This solution helps with true and false problems involving risk and return.