NO.PZ2018070201000078
问题如下：
When an investor is highly risk averse, which of the following assets would he invests most:
选项：
A.risky assets.
B.risk-free assets.
C.the optimal risky portfolio.
解释：
B is correct.
For a highly risk-averse investor, he is most likely to invest majority of the wealth to risk-free asset.
为什么要看CML而不看CAL？CAL考虑了rf, 选最优的那一条不就好了吗？
