变量

ln_ETS

Post_treated-2

0.006

(0.063)

Post_treated-3

−0.034

(0.063)

Post_treated-4

−0.058

(0.062)

Post_treated-5

−0.031

(0.063)

LC

−0.000***

−0.000***

−0.000***

−0.000***

(0.000)

(0.000)

(0.000)

(0.000)

FDI

0.022**

0.203**

0.023**

0.023**

(0.011)

(0.010)

(0.010)

(0.010)

ln_LSQ

−0.267**

−0.273**

−0.275**

−0.271**

(0.133)

(0.133)

(0.133)

(0.133)

ln_PGDP

1.814***

1.804***

1.810***

1.818***

(0.183)

(0.181)

(0.180)

(0.181)

constant

10.398***

10.571***

10.540***

10.410***

(2.164)

(2.149)

(2.136)

(2.135)

个体固定效应

Yes

Yes

Yes

Yes

时间固定效应

Yes

Yes

Yes

Yes

N

496

496

496

496

调整后的R2

0.588

0.586

0.585

0.587