Discover why investors prefer the geometric mean for assessing portfolio performance due to its compounding effect, and learn how it differs from the arithmetic mean.

The simple definition of a mean is that of a numeric quantity which represents the center of a collection of numbers. Here the trick lies in defining the exact type of numeric collection, as beyond ...

Suze Orman advises people to start investing when they're young, and that if you start at 25 and invest $100 per month in the S&P 500 with 12% returns, you'll have $1 million by the time you're 65.