为了检验多重共线性用了estat vif 在取对数之后vif变大了,取对数不是能够减小多重共线性吗,求大神解答
Variable | VIF 1/VIF
-------------+----------------------
Bean | 8.76 0.114191
Oil | 8.41 0.118853
export | 1.23 0.815087
-------------+----------------------
Mean VIF | 6.13
Variable | VIF 1/VIF -------------+----------------------
lnBean | 9.72 0.102862
lnOil | 9.54 0.104783
lnexport | 1.08 0.926325
-------------+----------------------
Mean VIF | 6.78


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