“Compound interest is the eighth wonder of the world. He who understands it, earns it … he who doesn’t … pays it.” This is a famous quote commonly attributed to Albert Einstein, but fortunately, you ...

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.

Interest can be charged when you borrow money or earned when you save. When you charge something on a credit card or take out a loan from a financial institution (student loan, auto loan, mortgage, ...