,请明白的朋友告知,多谢多谢xi:ivreg2 lnexpr nearest_300 i.year i.id $Xs1 $Xs2 if year>=2006, restadd local City_FE "Yes"
estadd local Time_FE "Yes"
estadd local Controls "Yes"
est store waiyi3
xi:ivreg2 lnimpr nearest_300 i.year i.id $Xs1 $Xs2 if year>=2006, r
estadd local City_FE "Yes"
estadd local Time_FE "Yes"
estadd local Controls "Yes"
est store waiyi4
local v "using Table_Ⅱ.csv"
#d ;
esttab waiyi3 waiyi4 `v', replace nogap
b(%4.2f) se(%4.2f) label
stat(City_FE Time_FE Controls N )
sfmt(%-40s)
scalar(r2_a N) compress
star(* 0.1 ** 0.05 *** 0.01) drop(_I*)
title("Table Ⅱ" "外溢效应比较")
coeflabels("贸易效应")
nonotes nodepvars nomtitles
addnotes("Standard errors are adjusted for state-level clustering and appear in parentheses")


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