At a similar gathering last year, members of the so-called G20 set of advanced economies agreed on emergency spending to stem a global crisis brought on by the collapse of U.S.investment bank Lehman Brothers in late 2008.

VOA: standard.2010.06.05

On the other hand the Fed is also concerned with unemployment and the possibility of a collapse in the system.

另一方面,美联储也被失业和,这个体系中崩塌地潜在的可能性困扰着。

耶鲁公开课 - 金融市场课程节选

In essence, this collapse in stock prices -the one-day collapse in stock prices -I think in the U.S. The price was, depending on which index you were looking at, were down 21-22% in a single day.

实际上,这次股价暴跌,股价一天内的跌幅,当然在美国国内,要看你参考的是哪种股指,但基本上一天之内暴跌21-22%

耶鲁公开课 - 金融市场课程节选