So what's a rational investor to do?

那么，理性投资者应该怎么办？

youdao

A rational investor chooses more value over less, and prefers less risk to more risk.

理性的投资者选择更多的价值，且比起较多风险更喜欢较少的风险。

youdao

It is necessary for a rational investor to have a grasp of risk and contribution margin.

作为一个理智的投资者，对于风险和收益的把握应该是不可缺少的一课。

youdao

Why would any rational investor want to wait 55 years to recover his or her capital?

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On the other hand, the rational investor might have avoided the stockmarket for much of the unprecedented bull run of the 1990s.

ECONOMIST: American productivity

If so, the stockmarket remains a hazardous place for the rational investor.

ECONOMIST: American productivity