Yes: after the Great Crash of 1929 and the subsequent banking crisis, the US Federal Reserve made large-scale purchases of Treasury bonds, beginning in 1932, to keep yields low.

做过：1929年大崩溃以及随后的银行危机之后，为了使投资收益保持低水平，美联储从1932年开始大规模购买长期国债。

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They have proved no better defenders of the public interest than their forebears during the great crash of 1929.

比起一九二九年大萧条时期他们的先祖来，他们已经被证明没有资格捍卫公众利益。

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It refers to the Wall Street Crash of 1929, also known as the Great Crash, and the Stock Market Crash of 1929. iIt was the most devastating stock market crash in the history of the United States.

黑色星期二指1929年华尔街股灾，又称大股灾及1929年华尔街股市崩盘，是美国历史上最严重的一次股灾。

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At the time of the great Wall Street crash of 1929, 10, 000 companies in America had defined-contribution plans in place (although not in their present form).

ECONOMIST: Passing the buck | The

At the time I said I expected the new secular bear market would look more like those of 1906-1923, and 1966-1982, than to the secular bear that followed the 1929 crash, which took place during the Great Depression.

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It is now generally accepted that the blame for the Great Depression in 1930s America does not lie with the Wall Street crash of 1929 but the unreasonably tight monetary policy which followed it.

ECONOMIST: Watching out for the great bear | The