问题如下：
Company M is investing a four-year project with a required rate of return of 10%. The detailed cash flow information is given in the following table.
What`s the NPV and IRR of the project respectively?
选项：
A.NPV = 849.67 and IRR = 10.54%.
B.NPV = 849.67 and IRR = 18.59%
C.NPV = 16794.62 and IRR = 18.59%
解释：
A is correct.
考点：Cash Flow Projections: Expansion Project
解析：先算出每一年现金流的净值，再按计算器可得NPV = 849.67，IRR = 10.54%。
IRR 怎么计算出来的呀，和required rate of return为什么会不同呢
