Why did past episodes when the U. S. ran large current account deficits not result in similar housing booms and busts?

为什么过去的一个个插曲中，当美国持高额的现金赤字并没有导致相同的房产暂时繁荣？

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National Public Radio in the U. S. – or as Colbert calls their programming, state-sponsored jazz – ran a story entitled, Organic isn't always safer when it comes to botulism.

美国国家公共电台，或者如科尔伯特称他们的规划是国家资助的爵士舞，报道了一则名为《谈及食物中毒时，有机食物不总是安全的》的稿子。

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One night, a flare accidentally set a nearby field on fire. When the farmer and his sons ran to put out the blaze, U. S. troops killed them, thinking they were being attacked.

一天半夜，附近地面上偶然燃起了大火，一个农民和他的几个儿子迅速冲过去扑灭，美军士兵误以为有人前来袭击，于是开火，灭火的父子当即毙命。

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But he was recaptured. The lifeboat ran out of fuel and had to be pulled by the U.S.S.Bainbridge.

VOA: special.2009.05.27

Armstrong himself ran U.S. ad sales for Google before joining AOL. One of his first moves upon arrival was to push out Coleman--the same Greg Coleman who then went to HuffPo--and replace him with Jeff Levick, another Google veteran, who brought in his own team.

FORBES: Magazine Article

Go even further back and Ross Perot, founder of Electronic Data Systems and Perot Systems, unsuccessfully ran for U.S. president as a third-party candidate in 1992 and 1996.

WSJ: Sandberg Wins Admirers, But What Will Come Next?

Fast-forward six years to when he ran for U.S. Senate.

CNN: Obama views on same-sex marriage reflect societal shifts