Annual percentage yield (APY) is the effective annual rate of return on an investment. Learn how it accounts for compounding interest and how it differs from APR.
The Rule of 72 is a popular financial concept that simplifies the calculation of how long it takes for an investment to double based on its annual rate of return. This straightforward formula—dividing ...
Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Investopedia / Michela Buttignol Annual ...