I'm going to go through this rather quickly because there are other courses at Yale that will cover this more thoroughly, notably, John Geanakoplos's Econ 251.

这部分我会讲得比较快,因为耶鲁大学还有其他课程,会更详细地讲解这个部分，像是约翰·吉纳科普洛斯教授的,经济类251号课程。

耶鲁公开课 - 金融市场课程节选

This is Economics 252, Financial Markets, and I'm Robert Shiller.

这是经济类252号课程,金融市场,我是罗伯特·希勒

耶鲁公开课 - 金融市场课程节选

They can be on store shelves for a long period of time, and that has to do with the economics of food, especially food available to the poor, which we'll discuss later.

因此可以在商品货架上销售很长一段时间,这也与食物的经济学价值有关,特别这类食物穷人也买得起,这个我们以后会讨论

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选