a.A bond that has a $1,000 par value (face value) and a contract or coupon interest rate of 10.1 percent. Interest payments are $50.50 and are paid semiannually. The bonds have a current market value of $1,128 and will mature in 10 years. The firm's marginal tax rate is 34 percent.

b.A new common stock issue that paid a $1.85 dividend last year. The firm's dividends are expected to continue to grow at 6.4 percent per year, forever. The price of the firm's common stock is now $27.26.

c.A preferred stock that sells for $134, pays a dividend of 9.5 percent, and has a $100 par value.

d.A bond selling to yield 12.8 percent where the firm's tax rate is 34 percent.

a.The after-tax cost of debt is_____________

b.The cost of common equity is___________

c.The cost of preferred stock is____________

d.The after-tax cost of debt is______________