来自《耶鲁大学开放课程：现代社会理论基础 第24集》

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  But what is formidable about this, right?
  这其中令人叹服的是
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  That he is well ahead of himself.
  他已经超越了他的时代
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  And the whole problem of sample selection issue,
  样本选择的大难题
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  I came across of this in statistics.
  直到现代统计学才会遇到
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  In the 1980s, that's when it became a big thing, the 1980s.
  直到八十年代 这才成为一个人们关注的问题
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  Sample selection model--how you control for the sample selection problem.
  样本选择模型 如何控制样本选择
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  And he knew about the problem
  早在1897年 涂尔干就意识到了这个问题
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  --not the statistical one,
  不仅仅是统计方面
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  but the research design problem--right?--in 1897.
  而是整个研究的设计
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  Okay, but he said well there is still data which supports
  涂尔干说有数据表明
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  actually that matrimonialism has an effect.
  婚姻会产生影响
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  Well society. The same; that's counterintuitive.
  关于社会的影响 同样是违反直觉的