如何计算Net Present Value
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NPV discounts future cash flows to present value at required return rate. Positive NPV = value-creating investment decision.
分步指南
- 1Input cash flows and discount rate
- 2Calculate PV of each cash flow
- 3Sum to get total NPV
- 4Accept if NPV > 0
例题解析
输入
Invest $100k, receive $50k/year for 3 years, 10% discount rate
结果
NPV ≈ $24,343 (positive, accept project)
Compares to initial outlay
常见错误注意事项
- ✕Using wrong discount rate
- ✕Ignoring timing of cash flows
常见问题
What discount rate to use?
WACC for company projects, required return for personal investments.
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