在计量经济学中,如果使用的多个控制变量结果显�度很低,则其实际是否真的起到控制作用�? 知乎 Template




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tomski在计量经济学中,如果使用的多个控制变量结果显�度很低,则其实际是否真的起到控制作用�? 知乎 coloring