How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content The Anatomy of an Index The S&P 500 represents a large portion of the value of the U.S. equity market, it may be worth understanding. Bridging the Confidence Gap In the world of finance, the effects of the "confidence gap" can be especially apparent. Will Power Preparing for the eventual distribution of your assets may not sound enticing. But a will puts the power in your hands.