1. Consider an investment with the following returns over four years:
1 2 3 4
10% 20% -5% 15%
a. What is the compound annual growth rate (CAGR) for this investment over the 4 yrs?
b. What is the average annual return of the investment over the 4 years?
c. Which is a better measure of the investment's past performance?
d. If the investment's returns are independent and identically distributed, which is a better measure of the investment's expected return next year?