问题如下图:
选项:
A.
B.
C.
解释:
题目明白, 但什么是mean variance theory? 视频上好像没讲过。。。
NO.PZ2015121801000074 问题如下 With respeto the mean–variantheory, the optimportfolio is termineeainviinvestor’s: A.risk-free rate. B.borrowing rate. C.risk preference. is correct.Eainviinvestor’s optimmix of the risk-free asset anthe optimrisky asset is terminethe investor’s risk preference. 均值方差理论是什么理论?
解析里这句话出自哪一讲