Find the year when cumulative discounted cash flows turn positive from periodic cash flows and a discount rate, accounting for time value of money.
考虑时间价值的回收期。
| Item | Formula | Source / Standard |
|---|---|---|
| Discounted cash flow | CF/(1+r)^t | discounted cash flow |
| Cumulative DCF | Sum of discounted flows year by year | cumulative discounted flow |
| Payback year | Year when the cumulative value turns positive | discounted payback period |