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, ...

A certificate of deposit can give you some much-needed security in an economy that feels anything but certain. Your CD rate is fixed when you open the account, so your returns are guaranteed for the ...