来自《耶鲁大学开放课程：金融理论 第4集 第4集》

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  The proof of Arrow 1951 and Debreu 1951 separately,
  这个证明由Arrow和Debreu在一九五一年分别独立给出
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  so this is called the Fundamental Theorem of
  因此它称为经济基础定理
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  so this is called the Fundamental Theorem of
  因此它称为经济基础定理
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  Economics, First Welfare Theorem of Economics.
  第一经济福利定理
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  Economics, First Welfare Theorem of Economics.
  第一经济福利定理
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  So all this pictorial stuff makes so many assumptions,
  所有的画的东西有很多的假设
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  So all this pictorial stuff makes so many assumptions,
  所有的画的东西有很多的假设
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  there are only two kinds of traders, there are only two goods.
  只有两种交易者 只有两种商品
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  there are only two kinds of traders, there are only two goods.
  只有两种交易者 只有两种商品
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  They are consuming only on the boundaries.
  只消耗边界
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  They are consuming only on the boundaries.
  只消耗边界
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  I mean, they're never consuming on the boundaries it's always in
  我的意思是他们从不在边界上消耗