The Rule of 72: Definition, Usefulness, and How to Use It

The Rule of 72 is a shortcut or rule of thumb used to estimate the number of years required to double your money at a given ...
JournalofAccountancy

Microsoft Excel: 3 ways to calculate internal rate of return in Excel

Q. I have prepared projections for a proposed project, and I want to calculate the internal rate of return. Instead of using Excel’s IRR function, should I use simple math formulas so others can ...
CNBC

A 12% retirement return assumption is 'absolutely nuts,' expert says. Here's a realistic rate to expect

While a 12% annual rate of return has been suggested as possible in retirement investing, that's not always achievable. Here's why you may want to anticipate a more conservative return to account for ...
Forbes

What’s A Reasonable Rate Of Return?

Have you ever looked at your rate of return and wondered how to interpret it? How do you know whether your portfolio performance is good, bad, or somewhere in between? And how do you go about ...
U.S. News & World Report

The Rule of 72: How to Double Your Money in 7 Years

The rule of 72 is a shortcut investors can use to determine how long it will take their investment to double based on a fixed annual rate of return. To use the rule of 72, divide 72 by the fixed rate ...
The Motley Fool

What Is the Real Rate of Return?

Real rate of return adjusts for inflation, providing a true growth measure. S&P 500's real rate is 7.9%, versus a nominal 11.8%, due to inflation. Using real rates in retirement planning ensures ...