Learn what compound interest is, how it’s calculated—from annual rates to continuous compounding—and why it’s powerful for savings (and dangerous for debt).

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Elvis Picardo is a regular contributor to Investopedia and has 25+ years of experience as a portfolio manager with diverse capital markets experience. Suzanne is a content marketer, writer, and ...

If you’re an investor looking to understand the benefits of compound interest, consider the example set by the legendary Warren Buffett. The 93-year-old’s net worth has grown to $137 billion over the ...

With more than 15 years of experience crafting content about all aspects of personal finance, Michael Benninger knows how to identify smart moves for your money. His work has been published by Intuit, ...

Compound interest is a form of interest calculated using the principal amount of a deposit or loan plus previously accrued interest. Unlike simple interest, which doesn’t apply to previously accrued ...