The discount rate refers to the interest rate used when calculating the net present value (NPV) of an investment. It represents the time value of money, which is the concept that a sum of money today ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. David Kindness is a Certified Public Accountant ...

When it comes to calculating interest rates for investments and bonds, the Yield and IRR formulas in Excel can quickly become your friends. Whether you're considering buying a bond or investing in a ...

Net present value (NPV) represents the difference between the present value of cash inflows and outflows over a set time period. Knowing how to calculate net present value can be useful when choosing ...

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 ...

The internal rate of return, or IRR, allows investors to analyze the profitability of investments and companies to analyze the profitability of capital outlays. The easiest way to understand IRR is by ...

Nick Lioudis is a writer, multimedia professional, consultant, and content manager for Bread. He has also spent 10+ years as a journalist. Thomas J Catalano is a CFP and Registered Investment Adviser ...