在做面板数据豪斯曼检验的时候出现了insufficient observations的问题。。。
我是菜鸟啊,求助各位大侠!!怎么解决啊~??
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楼主: Jeneyaxy
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22095
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insufficient observations怎么解决? |
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已卖:5份资源 大专生 63%
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回帖推荐The technical reason is that your degrees of freedom is the number of
clusters. If you have fixed effects, you consume all of these degrees
of freedom just by the fixed effects/country dummies, and you don't
have anything left to produce standard errors on your coefficients of
interest.
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