Builtrite's common stock is currently selling for $86 a share and the firm just paid an annual dividend of $3.80 per share. Management believes that dividends and earnings should grow at 7% annually. Based on this, and a marginal tax rate of 34%, what is the cost of common stock (also known as the cost of retained earnings)? 10.98% 10.72% 11.42% 11.73%