更为糟糕的,在提出这个令人震惊的谬论后,伯努利又漫不经心地假设说,每个人的货币的边际效用也以同样的常量b变化。
After coming upwith this egregious fallacy, Bernoulli topped it by blithely assuming thatevery individual's marginal utility of money moves in the very same constantproportion, b.
在1738年,丹尼尔试图用微积分来解决一个概率论和赌博理论里的问题,无意间却发现了货币的边际效用递减法则的概念。
In 1738, Daniel, trying to solve a problem in probability theory and the theory of gambling by use of the calculus, stumbled on the concept of the law of diminishing marginal utility of money.
最好是称为“收入边际效用”,以免与持有货币资金的效用相混淆。
It would be better termed "marginal utility of income" to avoid confusion with the utility derived from holding cash balances.
The idea is that for any amount of money-- if this x is the amount of money that I receive-- utility as the function of the amount of money I receive is downwardly-concave.
这种观点是对于任何数量的货币,假设我得到x数量的货币,随着货币的增加,边际效用呈,向下凹进去的曲线
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