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雷达卡
proc glm data=&newdata;
class year gics2;
model da = lagta lagroa laglev laggrowth lagage lagloss lagstate lagsh gics2 year /solution;
run;
想看看random effect的情况，于是在proc GLM 后加random option。proc glm data=&newdata;
class year gics2;
model da = lagta lagroa laglev laggrowth lagage lagloss lagstate lagsh gics2 year /solution;
random year gics2 /test;
run;
请问，如何根据输出结果判断应该用FE还是RE呢？谢谢！
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