Given the information in Problem 10, what was the average real risk-free rate over this time period? What was the average real risk premium?

Data From Problem 10:

For Problem 9, suppose the average inflation rate over this period was 3.5 percent and the average T-bill rate over the period was 4.2 percent.

Data From Problem 9:

You’ve observed the following returns on Crash-n-Burn Computer’s stock over the past five years: 7 percent, −12 percent, 11 percent, 38 percent, and 14 percent.