Ai Lun, a management trainee at a large New York based bank, is trying to estimate the real rate of return expected by investors
. He notes that the 3-month T-bill currently yields 3 percent, and consumer prices have been rising steadily at a 2% rate for several years. What should Ai Lun's estimate of the real rate be? a) 5% b) 1% c) 3% d) 2%