股市中有所谓羊群行为(herd behavior),即投资人的选择完全依赖于舆论(随大流),或者说投资人的选择是对大众行为的模仿,而不是基于自己所挖掘的信息。羊群行为被认为是一种非理性的行为,我却不以为然。 股市中的羊群行为只是社会上诸多从众现象中的一种。一位跑长途货运的司机朋友告诉我,他们行车途中选择餐馆的方法是:在沿途多如牛毛的餐馆中,看哪一家餐 There is a so-called herd behavior in the stock market where the investor’s choice is entirely dependent on public opinion (along with the crowd) or the investor’s choice is to mimic popular behavior rather than based on the information they have dug. Herd behavior is considered an irrational behavior, but I disagree. The herd behavior in the stock market is only one of the many phenomena in the community. A driver who runs a long-distance freight friend told me that the way they choose their restaurant while driving is to look at which restaurant