来自《耶鲁大学开放课程：资本主义：成功、危机与改革 第4集 第4集》

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  and capital pays labor that much for its activity.
  资本家为劳动力的活动支付这么多资金
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  The total pie represents how much value is produced by labor
  整个饼图代表劳动力所生产的价值
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  and what's left over is called surplus value.
  剩下的就是剩余价值
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  The capitalist firm keeps the surplus value,
  资本主义企业要保留剩余价值
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  by that means exploits labor,
  就意味着要剥削工人
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  and by that means increases its wealth to create wealth.
  这样做就能创造财富
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  Now that leaves out a lot.
  但有很多问题被忽略了
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  One thing it leaves out is the
  其中一个就是
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  fundamentals of supply and demand for labor.
  劳动力的基本供求关系
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  It doesn't take into account the idea
  这并没把劳动力在这阶段会很便宜
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  that labor would be extremely cheap in this phase--
  这一因素考虑进去...
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  how many people here haven't seen the demographic transition?
  这里有多少不了解人口转变呢