邱同学2018-06-07 16:50:28
问一下,如果一个portfolio的收益是非对称非正太的话,那还可以用sharpe ratio吗?
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Sinny2018-06-07 17:52:54
非对称情况下用sharp ratio不好。
原版书描述如下:
It is not an appropriate measure of risk-adjusted performance when the investment has an asymmetrical return distribution, with either negative or positive skewness.
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