NO.PZ2018062016000071
问题如下:
When the correlation between two stocks decreases from 0 to -1, the diversification benefit will:
选项:
A. increase.
B. decrease.
C. remain the same.
解释:
A is correct. As the correlation between two stocks decreases, diversification effect may enhance and diversification benefit will increase.
过往解析里写到,当相关系数为负1,可以找到使标准差为0的组合,这是什么意思,谢谢