Why do stock prices change? Suppose the expected D1 is $2, the growth rate is 5 percent, and rs is 10 percent. Using the constant growth model, what is the impact on stock price if g is 4 percent or 6 percent if rs is 9 percent or 11 percent?

MINI CASE 

Sam Struthers and Shawna Tibbs are senior vice presidents of the Mutual of Seattle. They are co-directors of the company’s pension fund management division, with Struthers having responsibility for fixed income securities (primarily bonds) and Tibbs being responsible for equity investments. A major new client, the Northwestern Municipal League, has requested that Mutual of Seattle present an investment seminar to the mayors of the represented cities, and Stretcher and Tibbs, who will make the actual presentation, have asked you to help them. To illustrate the common stock valuation process, Struthers and Tibbs have asked you to analyze the Temp Force Company, an employment agency that supplies word processor operators and computer programmers to businesses with temporarily heavy workloads. You are to answer the following questions.