You have decided to invest 30 percent in X; 30 percent in Y; and 40 percent in Z. The probability of the state of the economy is Boom 20%; Normal 55%; and, Bust 25%. The rate of return for stock X is Boom .15; Normal .10; and, Bust .00. The rate of return for stock Y is Boom .35; Normal .10; and, Bust -.30. The rate of return for stock Z is Boom .60; Normal .05; Bust -.40.

A] What is the portfolio expected return?

B] If the expected T-bill rate is .75 percent, what is the expected risk premium on the portfolio?