周丽琴
2021-05-04
//
@爱吃紫色的鱼
:
$小鹏汽车(XPEV)$
$亿航智能(EH)$
$小米集团-W(01810)$
幸存者偏差
@粮厂研究员Will:
$小米集团-W(01810)$每当股价大涨或大跌时,总会看到一些帖子出来说自己明智地抄底或者逃顶,并侃侃而谈自己是如何判断的。这种现象在逻辑学上叫作“幸存者偏差”(survivor bias),意思是只有抄底(或逃顶)成功的人才会出来发帖,而剩下的绝大多数人只会选择沉默;另外,对同一个投资者,一次成功并不代表每次抄底或逃顶都会成功,一直判断正确的概率是趋近于零的,所以每次出来发帖的人都不同。因此,对于价值投资来说,粮厂研究员从来没有想过抄底或者逃顶,只要小米的核心逻辑没有改变,就一直持有,直到瓜熟蒂落的那一天。
免责声明:上述内容仅代表发帖人个人观点,不构成本平台的任何投资建议。
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