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全样本
111 tsset code year
112 levpet lnY_add, ///
113 free(lnL Dum_yr* Dum_sic* Dum_r*) proxy(lnM) capital(lnK) ///
114 i(code) t(year) valueadd reps(5)
115 est store LP_all
116 *------------------
117 *==LP全要素生产率估计
118 *--------------------
119 drop tfp_lp
120 gen tfp_lp=lnY_add - _b[lnL]*lnL-_b[lnK]*lnK
121 label variable tfp_lp "LP法估计的TFP"
122
123 *------------------------------------------------------------------
124 *这是一段待确定的代码
125 predict tfp_lp2, omega
126 label variable tfp_lp2 "LP法估计的TFP2"
127 *------------------------------------------------------------------
128
129 *=国有样本
130 levpet lnY_add if Dum_control1==1, ///
131 free(lnL Dum_yr* Dum_sic* Dum_r*) proxy(lnM) capital(lnK) valueadd reps(5)
132 est store LP_state
133 *=非国有样本
134 levpet lnY_add if Dum_control1==0, ///
135 free(lnL Dum_yr* Dum_sic* Dum_r*) proxy(lnM) capital(lnK) valueadd reps(5)
136 est store LP_nstate
137 save tfp_latest, replace
138
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