为啥不选B？算术平均可以忽略掉资金权重影响，对于定投该有指导意义哈。
问题如下图：
选项：
A. 
B. 
C. 
解释：
NO.PZ2015121801000038 问题如下 Whiof the following return calculating metho is best for evaluating the annualizereturns of a buy-anholstrategy of investor who hma annuposits to account for eaof the last five years? A.Geometric mereturn. B.Arithmetic mereturn. C.Money-weightereturn. is correct.The geometric mereturn compoun the returns insteof the amount investe 这题看起来是从投资者角度去评估收益的，为什么还用TWRR？作为基金经理角度，是否存在用MWRR更好的情况？看到其他解答里有说，基金经理能控制现金流流入流出的情况用MWRR更好，有更具体一点的例子吗？
NO.PZ2015121801000038 问题如下 Whiof the following return calculating metho is best for evaluating the annualizereturns of a buy-anholstrategy of investor who hma annuposits to account for eaof the last five years? A.Geometric mereturn. B.Arithmetic mereturn. C.Money-weightereturn. is correct.The geometric mereturn compoun the returns insteof the amount investe 这道题目的意思是从投资者角度，衡量投资的年化收益，就是和基金经理无关。那不是应该用MWR？
NO.PZ2015121801000038问题如下Whiof the following return calculating metho is best for evaluating the annualizereturns of a buy-anholstrategy of investor who hma annuposits to account for eaof the last five years?A.Geometric mereturn.B.Arithmetic mereturn.C.Money-weightereturn.is correct.The geometric mereturn compoun the returns insteof the amount investetwr是没年的收益率做几何平均，但除了最后一年能算收益，之前的每一年没法算收益啊，请指教
NO.PZ2015121801000038问题如下Whiof the following return calculating metho is best for evaluating the annualizereturns of a buy-anholstrategy of investor who hma annuposits to account for eaof the last five years?A.Geometric mereturn.B.Arithmetic mereturn.C.Money-weightereturn.is correct.The geometric mereturn compoun the returns insteof the amount investeMWRR就是Geometric me为社么不选C（我觉得MWRR更确切）
NO.PZ2015121801000038 问题如下 Whiof the following return calculating metho is best for evaluating the annualizereturns of a buy-anholstrategy of investor who hma annuposits to account for eaof the last five years? A.Geometric mereturn. B.Arithmetic mereturn. C.Money-weightereturn. is correct.The geometric mereturn compoun the returns insteof the amount investe 是否无论题干怎么描述，永远都是TWRR比MWRR要好？
