The stock market crash marked the beginning of the Great Depression -- a long,slow,painful fall to the worst economic crisis in American history.

VOA: special.2011.02.17

Just has indicates the New deal, the new deal, most of the key people in new deal were for big government intervention, long before there was a stock market crash.

就像新政所证明的一样，大多数起草新政的关键人物,都赞成大规模政府监管，早在股票市场崩盘之前他们就这样想了。

斯坦福公开课 - 经济学课程节选

In the 1920s, a lot of bogus stuff was sold -a lot of people were cheated -so after the stock market crash of 1929, it led to a movement for regulation.

在上世纪20年代,很多不合规的股票流入市场,很多人受骗,所以1929年的股市大崩盘,促使政府采取了一系列加强金融监管的行动

耶鲁公开课 - 金融市场课程节选