Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. David Kindness is a Certified Public Accountant (CPA) and an expert in the fields of ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Suzanne is a content marketer, writer, and ...

Definition: An investment’s payback period in years is equal to the net investment amount divided by the average annual cash flow from the investment. What it means: How long will it take to get my ...

The payback periodmeasures how long a project or investment takes to repay any initial outlay. For example, if you spend £1,000 on shares, then receive a dividend of £200 at the end of every year, the ...

Use a solar panel cost calculator using this formula to calculate the payback period. Plenty of metrics can help you decide which solar option is best for you, but studies show most solar shoppers ...