Two stocks each pay a $1 dividend that is growing annually at 8 percent. Stock A has a beta of 1.3; stock B's beta is 0.8. a. Which stock is more volatile? b. If treasury bills yield 6 percent and you expect the market to rise by 12 percent, what is your risk-adjusted required rate of return? c. Using the dividend-growth model, what is the maximum amount you would be willing to pay for each stock? d. Why are your valuations different?