Ever heard the saying “Let your money work for you”? That’s exactly what compound interest does. It’s one of the most powerful and often underrated concepts in personal finance. Compound interest is ...

Compound interest can help turbocharge your savings and investments, or it can quickly lead to an unruly balance, keeping you stuck in a cycle of debt. Its magic can help you earn more — or owe more.

Einstein allegedly called compound interest the eighth wonder of the world. Benjamin Franklin defined it more poetically: “Money makes money. And the money that money makes, makes money.” Here’s ...