if you did you'd have to take a football ticket that was worth

因为如果你买了高于23美元的球票
more than 23 from one of them and give that ticket to the

然后把门票送给其他人
other one who by then would think it was worth less than 23.

那是你会认为价格低于23美元
So that's the argument.

这就是议题
Okay.

好了
So economists were beside themselves with their brilliance

经济学家以起智慧与自己较量
in having proved this theorem and given a mathematical form to

他们证明了该定理且给出了
the invisible hand.

看不见的手的数学形式
Whenever you take a verbal argument like Adam Smith and

无论你在合适想讨论亚当斯密的理论
turn it into a mathematical argument you've understood it better.

将其转化为数学论题会更利于理解
You understand why it's true and you also start to understand

你们明白了其合理性并开始懂得
why in some circumstances it might not be true.

为什么在某些情况下它又缺乏合理性