因为回归需要cluster+控制一些year dummy 必须要用surveyreg

ods graphics on;
proc surveyreg data=intern.topic1;
strata fyear sic2dig /nocollapse ;
cluster gvkey;
model y=x1 x2 x3/solution ADJRSQ;
run;
ods graphics off;

好像不可以出来图只能出来关系啊 求救~~~