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从底的级别和量的关系说明3200不是底(不喜勿扰,小心误导) |
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发表于 2020-10-1 01:36 PM
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发表于 2020-10-1 01:59 PM
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发表于 2020-10-1 02:08 PM
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点评
经济学好像也是经验科学,逃不出Karl Popper 的方法论吧?
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