1) An investor was originally expecting a 16% return on her portfolio with beta of 1.25 before
the market risk premium decreased from 8% to 6%. Given this change, what return will
now be expected on the portfolio?
2) John PLC is financed by debt and equity. The market value of its debt is £8 million and
its equity £12 million. If John’s cost of debt is 6% and the required rate of return on
equity is 12%, its Weighted Average Cost of Capital (WACC) is (assume there is no tax):