参考教程是:https://mp.weixin.qq.com/s/4OS5MHNj20X3ySvqtdc-qg
在执行permute did beta = _b[did] se= _se[did] df = e(df_r), reps(500) rseed(123) saving("simulations.dta"): reghdfe y did, absorb(country year) vce(robust)命令,报错program did not found
报错提示:
请各位大佬帮忙看下怎么回事?谢谢了!


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