问题如下:
An analyst gathers the following information for a market-capitalization-weighted index comprised of securities MNO, QRS, and XYZ:
The total return of the index is:
选项:
A.1.04%.
B.–5.35%.
C.–10.23%.
解释:
B is correct.
The total return of the market-capitalization-weighted index is calculated below:
老师,好:
这道题怎么理解不能用3个security分别的total return求平均得出?