Pickerington Communications Inc. (PCI) has developed a powerful server that would be used for the companys internet activities. The company has the following capital structure, which is considered optimal. Debt is 30%, preferred stock is 10%, and common stock is 60%. PCIs tax rate is 25%, and investors expect earnings and dividends to grow at a constant rate of 6% in the future. The company paid a dividend of $3.70 per share last year (D0), and its stock currently sells at a price of $60 per share. Ten-year Treasury bonds yield 6%, the market risk premium is 5%, and PCIs beta is 1.3. The companys management is meeting today to discuss ways to minimize its cost of capital. Identify three factors the management cannot control and three that it can use to control its cost of capital.