NO.PZ2018070201000124
问题如下：
Which of the following is the most difficult to quantify in the preparation of an investment policy statement？
选项：
A. Time horizon.
B. Ability to take risk.
C. Willingness to take risk.
解释：
C is correct.
The measure of willingness to take risk (risk tolerance, risk aversion) belongs to the category of psychology which is very difficult to quantify.
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