What Is the Calculating Compound Annual Growth Rate (CAGR)? The compound annual growth rate (CAGR) shows the rate of return of an investment over a period of time. It’s expressed in annual ...

The mean is the mathematical average of two or more numbers. Find out how investors and economists use the mean to track performance.

NerdWallet's list of the best savings accounts feature options with great customer service, higher-than-average interest rates and low or no fees.