Learn what the stated annual interest rate is and how to calculate it without compounding, plus how it compares to the effective annual rate.

Companies may lease assets to optimize financial terms and manage balance sheets. Capital lease interest can be computed using the IRR function in a spreadsheet. Adjust IRR formula for payment ...

If you're picturing a stress-free retirement where you live off investment interest, use this easy formula to calculate how much of a principal you'll need.