Growth Company's current share price is $20.25, and it is expected to pay a $0.90 dividend per share next year. After that, the firm's dividends are expected to grow at a rate of 4.3% per year.

a. What is an estimate of Growth Company's cost of equity?

b. Growth Company also has preferred stock outstanding that pays a $2.20 per share fixed dividend. If this stock is currently priced at $28.05, what is Growth Company's cost of preferred stock?

c. Growth Company has existing debt issued three years ago with a coupon rate of 5.8%. The firm just issued new debt at par with a coupon rate of 6.8%. What is Growth Company's cost of debt?

d. Growth Company has 5.4 million common shares outstanding and 1.5 million preferred shares outstanding, and its equity has a total book value of $49.9 million. Its liabilities have a market value of $20.3 million. If Growth Company's common and preferred shares are priced at $20.25 and $28.05, respectively, what is the market value of Growth Company's assets?

e. Growth Company faces a 40% tax rate. Given the information in parts a through d and your answers to those problems, what is Growth Company's WACC?

Note: Assume that the firm will always be able to utilize its full interest tax shield.