Mullineaux Corporation has a target capital structure of 70 percent common stock, 5 percent preferred stock, and 25 percent debt. Its cost of equity is 14 percent, the cost of preferred stock is 6 percent, and the cost of debt is 7.5 percent. The relevant tax rate is 35 percent.

a. What is Mullineauxs WACC?

b. The company president has approached you about Mullineauxs capital structure. He wants to know why the company doesnt use more preferred stock financing, since it costs less than debt. What would you tell the president?