The research on the rationality of the herding behaviors indicates that the degree of herding increases when the consensus is proved to be wrong by the ex post return.
股评家羊群行为的理性研究指出，当舆论被事后的收益率证明为错误时，羊群行为反而增加。
Why you should quit: Although the average post-quitting weight gain is 4 to 10 pounds, ex-smokers usually return to their normal weight, and there are steps you can take to keep the pounds off.
尽管戒烟后体重会增加4至10磅，但也有办法让体重恢复到原有的重量。
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