Annual percentage yield (APY) is the effective annual rate of return on an investment. Learn how it accounts for compounding interest and how it differs from APR.

When you invest in a product, you expect a return above and beyond what you paid for that product. This is APY. What is APY? It stands for annual percentage yield, and it represents the rate of return ...

Annual percentage yield is a way to measure the amount of money earned on an interest-bearing account, annualized over a year. The higher the APY on a savings account, the more money you earn on the ...

APY, or Annual Percentage Yield, is an important term to understand if you want to maximize your money’s growth potential. It measures the interest earned on a financial product or account over one ...

Toni Husbands was a staff writer with CNET Money. She began writing about personal finance to document her experience paying off $107,000 of debt, which is detailed in her book "The Great Debt Dump." ...