The Treasury bill rate is 6%, and the expected return on the market portfolio is 12%. According to the capital asset pricing model:

a.What is the risk premium on the market?

b.What is the required return on an investment with a beta of 1.7? (Do not round intermediate calculations.)

c.If an investment with a beta of 0.7 offers an expected return of 9.3%, does it have a positive or negative NPV?

d.If the market expects a return of 11.4% from stock X, what is its beta? (Do not round intermediate calculations.)