one is to look at the sequence of event, look at these sequence in October 29, stock market crashed, two month later, 9% unemployment peaked at 9%.

一种是看看事件发生的时间，看看顺序,10月29号，股票市场崩溃，两个月后，失业率上升到。

斯坦福公开课 - 经济学课程节选

One of the studies that I did for my first book, Pioneering Portfolio Management, looked at the behavior of endowments and foundations around the crash in October 1987.

我为第一本书《机构投资的创新之路》,所做的其中一个研究,是关于1987年10月那次股灾前后,各种捐赠和基金的表现

耶鲁公开课 - 金融市场课程节选