Stock	Company A	Company B	Company C	Market Portfolio
Beta	1.8	?	1.5	1
Expected Return	?	14.7%	16.5%	12%
Inflation rate is 2% p.a.
Risk-free rate is 3% p.a.

A.Calculate the expected return of Company A’s stock under the context of the capital asset pricing model (CAPM)
B.Suppose an investor would like to form a portfolio Q with a beta of 1.1 by using Company B’s stock and the market portfolio. Calculate the weights (in percentage) of Company B’s stock and the market portfolio in portfolio Q.
C.Further to part B, calculate the expected return of portfolio Q.
D.Under the context of CAPM the investors are only compensated for the market risk. Do you agree with the statement? Explain.
E.Between Company B and Company C’s stocks, which one has a steeper security characteristic line (SCL)? Explain your answer.