变量名

(1)

源头处置类环保投资

(2)

末端管控类环保投资

MTF1

0.005^**

0.013

(2.07)

(1.08)

MTF2

0.014^**

0.019

(2.32)

(0.28)

SIZE

0.963^***

0.589^***

(6.41)

(5.27)

ROA

1.852

0.005

(0.54)

(−0.03)

Tbq

0.096

−0.055

(0.91)

(−0.62)

Bod

−0.412^***

0.011

(−6.21)

(0.23)

TopTenHDR

0.003

−0.005

(0.01)

(−1.29)

Sep

−0.007

−0.019^**

(−0.54)

(−2.01)

Cur_rit

−0.009

−0.013

(−0.71)

(−0.22)

Lev

0.802

0.168

(0.89)

(0.39)

Growth

−0.091

−0.402

(−0.08)

(−0.51)

行业效应

Yes

Yes

时间效应

Yes

Yes

常数项

−5.312

−9.289^*

(−6.63)

(−7.43)

观测值

3144

3144

R-squared

0.208

0.195