given a nominal interest rate of 8 percent, in which of the following cases would you earn the highest after-tax real interest rate? a. inflation is 5 percent; the tax rate is 40 percent. b. inflation is 4 percent; the tax rate is 30 percent. c. inflation is 3 percent; the tax rate is 45 percent. d. inflation is 2 percent; the tax rate is 50 percent
