You expect that Microsoft (MSFT) Corporation will have earnings per share of $2 for the coming year. MSFT plans to retain all of its earnings for the next three years. For the subsequent two years, the firm plans on retaining 50% of its earnings. It will then retain only 25% of its earnings from that point forward. Retained earnings will be invested in projects with an expected return of 20% per year. If MSFT's equity cost of capital is 10%, then what is the price of a share of MSFT's stock?