来自《耶鲁大学开放课程：金融市场 第12集 第12集》
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You can see that residential investment,住宅投资要计入 -
as a fraction of GDP,国内生产总值 -
has been very variable through history of the United States纵观美国自二战以来 这部分投资 -
since World War II变动很大 -
and that it's had a strong relationship with recessions.而且与衰退存在着密切关联 -
You can see what residential investment has done recently.看看近些年住宅投资状况 -
We had a huge peak in residential investment住宅投资在两三年前 -
and the peak was a couple of years ago曾达到一个相当高的峰值 -
I believe 2006 or thereabouts应该是在2006左右 -
at the level of residential investment住宅投资 -
was the highest it has been since 1951达到了自1951年以来的最高峰 -
that's over here.就是在这儿