Cash flow is a measurement of the money moving in and out of a business, and it helps to determine financial health. Many, or all, of the products featured on this page are from our advertising ...

Discounted cash flow (DCF) is a valuation method used to estimate the attractiveness of an investment opportunity. Learn how it is calculated and when to use it.

IRR measures the rate needed to break even on an investment. Calculate IRR by setting NPV to zero and solving for the discount rate. Use Excel's IRR function by inputting initial cost and cash inflow.