Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
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 ...