Lucy Morgan has asked you to analyze the following investment alternatives for the highest after-tax rate of return. Assume that Lucy is in the 28% marginal federal income tax rate and 15% marginal long term capital gains tax rate. Find the after-tax rate for each of the following: A corporate bond with a 9% pretax return held for a year. A stock that is held for 365 days with a 13% pretax return. A stock that is held for a year and a half with an 11.5% pretax return.