The risk free rate is 4% and the expected return on the market portfolio is 12%. Please use the CAPM to answer the following questions.
(a) Draw a graph showing how the expected return varies with beta.
(b) What is the market risk premium?
(c) What is the required rate of return on an investment with a beta of 1.5?
(d) If an investment with a beta of 0.8 offers an expected return of 9.8%, does it have a positive NPV?
(e) If the market expects a return of 11.2% from a stock, what is its beta?