tsset id Year *** Generate Table A.2 (Estimations on the interwar period) *N.B: UK (52) and US (53) are excluded from the estimations. xtreg Goldshare currencygdp tradegdp i.Year if peg==1 & Year <1937 & id!=52 & id!=53 & minuscurrencygdp!=. & lpop !=. & trbgdp !=., fe vce(robust) outreg2 using interwar.xls, replace ctitle("`i'") label addtext(Country FE, YES, Year FE, YES, Controls, NO) keep(currencygdp tradegdp) xtreg Goldshare currencygdp tradegdp lpop trbgdp minuscurrencygdp i.Year if peg==1 & Year <1937 & id!=52 & id!=53 & minuscurrencygdp!=. & lpop !=. & trbgdp !=., fe vce(robust) outreg2 using interwar.xls, append ctitle("`i'") label addtext(Country FE, YES, Year FE, YES, Controls, YES) keep(currencygdp tradegdp) reg Goldshare currencygdp tradegdp i.Year if peg==1 & Year <1937 & id!=52 & id!=53 & minuscurrencygdp!=. & lpop !=. & trbgdp !=., vce(robust) outreg2 using interwar.xls, append ctitle("`i'") label addtext(Country FE, NO, Year FE, YES, Controls, NO) keep(currencygdp tradegdp) reg Goldshare currencygdp tradegdp lpop trbgdp minuscurrencygdp i.Year if peg==1 & Year <1937 & id!=52 & id!=53 & minuscurrencygdp!=. & lpop !=. & trbgdp !=., vce(robust) outreg2 using interwar.xls, append ctitle("`i'") label addtext(Country FE, NO, Year FE, YES, Controls, YES) keep(currencygdp tradegdp)