11 Assume the following three investments have the same amount of risk. Further, assume a marginal tax rate of 32% and a long-term capital gains rate of 15%. Calculate the after-tax rate of return for each investment, and then enter in without a percentage sign (e.g., 7.75% should be entered as 7.75). Investment A: Stock that is expected to earn a pre- tax return of 9% and the holding period will be greater than a year