Well what it means is that starting in the 1930s we began to think of central banks as managing the money stock to stabilize the economy.

好吧，它意味着从二十世纪三十年代开始,我们就认为中央银行是,为了稳定经济而,管理金融债券的。

耶鲁公开课 - 金融市场课程节选