Integrative-Risk and valuation Giant Enterprises' siock has a required retum of 16.3%. Tho company, which plans to pay a dividend of $1.67 per share in the coming year, anticipates that is future dividends will increase at an annual rate consistent with that experienced over 20162022 period, when the following dividends were paid a. If the risk-tiee rate is b\%, what is the risk preminn on Giant's stock? b. Using the constant-growth model, estimate the vakje of Giant's stock. (Hint Round the computed dividend frowth rate io the nearest whole percort.) c. Explain what effect, if any, a decrease in therisk premiun would have on the value of Giant's fitock. Into a spreadsheet.)