A firm maintains a debt-to-equity ratio of 0.71 and has a tax rate of 42%. The company does not issue preferred stock but has a pre-tax cost of debt of 10.21%. There are 20,000 shares of the company's stock outstanding with a beta of 0.9 and market price of $47.90. Yesterday, the company issued an annual dividend in the amount of $0.97 per share. Dividends are expected to grow at 6.18% indefinitely. What is the company's weighted average cost of capital? 7.15% 7.33% 7.51% 7.70% 7.88%