Now, you've arrived at the concert hall and you're looking through your pocket and you realize they're gone--you've lost them.

现在，你已经到了音乐厅门口,你掏了半天兜后,你意识到票没了，你把他们弄丢了。

耶鲁公开课 - 金融市场课程节选

So you can have good quality and less quality. It depends on your pocket.

所以你可以买质量好的和质量差的。这要看你口袋里有多少钱。

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But then they posed a different version of the same question and the different version was: Suppose you had ordered tickets to pick them up and pay for them at the window at the concert hall and you brought $400 in cash in your pocket.

然后，他们又对同样的问题,给予了不同的假设场景：,假设你预定了两张票,你得去音乐厅的窗口,付钱然后取票,你随身带了四百美元。

耶鲁公开课 - 金融市场课程节选