六姑娘 · 2023年04月27日
NO.PZ2018062002000047
问题如下：
Drew, an analyst from an investment company, recently gathered the following information for a market-capitalization-weighted index comprised of securities D，E，F:
What is the index's total return?
选项：
A.3.04%.
B.5.17%.
C.8.12%
解释：
The total return of the market-capitalization-weighted index ,is calculated as the table below:
考点：市值加权指数计算total return
这道题原解析已经很清晰了，只要注意我们这里计算的是total return，所以需要考虑期间收益。
怎么感觉这个考题和知识点好像没对上？
这个知识点也看不太懂
NO.PZ2018062002000047 问题如下 ew, analyst from investment company, recently gatherethe following information for a market-capitalization-weighteinx compriseof securities E，F: Whis the inx's totreturn? A.3.04%. B.5.17%. C.8.12% The totreturn of the market-capitalization-weighteinx =en of perio value + total vin − beginning of perio value beginning of perio value=15,750,000+1,245,000−16,160,00016,160,000≈5.17%=\frac{en;of\;perio;value\;+\;total\;vin\;-\;beginning\;\;of\;perio;value\;}{beginning\;\;of\;perio;value}=\frac{15,750,000+1,245,000-16,160,000}{16,160,000}\approx5.17\%=beginningofperioalueenfperioalue+totalvin−beginningofperioalue=16,160,00015,750,000+1,245,000−16,160,000≈5.17% ,is calculatethe table below:考点市值加权指数计算totreturn这道题原解析已经很清晰了，只要注意我们这里计算的是totreturn，所以需要考虑期间收益。 我用最后一列的每只股票的收益率求平均数 （9.41%-20.65%+23.33%）/3=4.03%我到底哪里错了呢
NO.PZ2018062002000047 不用考虑outstanng shares？只考虑market value of inx stocks么？
5.17%. 8.12% The totreturn of the market-capitalization-weighteinx =en of perio value + total vin − beginning of perio value beginning of perio value=15,750,000+1,245,000−16,160,00016,160,000≈5.17%=\frac{en;of\;perio;value\;+\;total\;vin\;-\;beginning\;\;of\;perio;value\;}{beginning\;\;of\;perio;value}=\frac{15,750,000+1,245,000-16,160,000}{16,160,000}\approx5.17\%=beginningofperioalueenfperioalue+totalvin−beginningofperioalue=16,160,00015,750,000+1,245,000−16,160,000≈5.17% ,is calculatethe table below: 麻烦老师给下具体计算步骤，有点没看懂。谢谢
答案中，最后一列，totreturn一列的各项值，有公式关系么？
