That depends, in part, on whether you begin from the premise that financial markets are efficient, or that they are inherently prone to irrational behaviour and speculative excess.

这部分的取决于你的分析前提认为金融市场是有效的，还是生来就有行为非理性与投机过度的倾向。

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Part four, function and moulding of the irrational factor in the corporate culture.

第四部分，企业文化中非理性因素的作用及其塑造。

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Part two, irrational factor in the corporate culture.

第二部分，企业文化中的非理性因素。

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Irrational behavior is part of the human condition.

FORBES: How to Make Sense Out of Irrational Behavior