The Lo Company earned $2.60 per share and paid a dividend of $1.30 per share in the year just ended. Earnings and dividends per share are expected to grow at a rate of 5 percent per year in the future. Determine the value of the stock: a. if the required rate of return is 12 percent. b. if the required rate of return is 15 percent. c. Given your answers to (a) and (b), how are stock prices affected by changes in investors required rates of return?