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stata面板数据reghdfe命令报错问题
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duplicates drop id date,force
xtset id date
gen ivol_next = F.ivol
drop if ivol_next == .
gen turn_next = F.turn
drop if turn_next == .
reghdfe ivol_next ivol buzzn buzzs size instown re ...
2021-1-7 16:00 - flxswan - Stata专版