Epson has one bond outstanding with a yield to maturity of 4% and a coupon rate of 8%. The company has no preferred stock. Epson's beta is 0.8, the risk-free rate is 0.6% and the expected market risk premium is 6%.

Epson has a target debt/equity ratio of 0.3 and a marginal tax rate of 34%.

a. What is Epson's (pre-tax) cost of debt?

b. What is Epson's cost of equity?

c. What is Epson's capital structure weight for equity, i.e., the fraction of long-term capital provided by equity?

d. What is Epson's weighted average cost of capital?