That term was actually coined by economists, Prescott and Mehra; it's now in general use. That is, it just seems that stocks so much outperform other investments.

这个术语是由经济学家,普雷斯科特和梅拉提出,现在被广泛引用,这表明股票收益远超其他投资

耶鲁公开课 - 金融市场课程节选

The title of the book, Stocks for the Long Run-- stocks always outperform other investments for the long run and he says it's not due to selection bias.

书名是为《股市长线法宝》,长期投资中股票总是比其他资产有更高的收益,他认为他在研究中排除了选择性偏差

耶鲁公开课 - 金融市场课程节选

I'll let you read Siegel and his discussion of this possibility, ... but I think that-- what I want to get now is not necessarily any agreement on whether you believe that there's such a high excess return for stocks.

我会要求你们读西格尔的书,以及他对这种可能性的讨论，但是我认为-,你们并不需要,同意炒股的收益,远远高于其他的投资方式。

耶鲁公开课 - 金融市场课程节选