变量名称

绿色发明和实用新型专利

Poisson

Negative Binomial

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

控制型文化

0.093**

0.073*

(2.27)

(1.72)

竞争型文化

−0.006

−0.005

(−0.67)

(−0.46)

协作型文化

−0.022**

−0.018*

(−2.03)

(−1.68)

创造型文化

0.079***

0.068***

(3.34)

(2.80)

公司规模

0.427***

0.427***

0.428***

0.427***

0.441***

0.441***

0.441***

0.441***

(39.08)

(39.08)

(39.12)

(39.11)

(38.35)

(38.36)

(38.39)

(38.38)

公司年龄

−0.078***

−0.076***

−0.078***

−0.081***

−0.082***

−0.079***

−0.082***

−0.084***

(−6.51)

(−6.23)

(−6.48)

(−6.72)

(−6.45)

(−6.23)

(−6.45)

(−6.65)

ROA

−0.873***

−0.871***

−0.873***

−0.873***

−0.880***

−0.878***

−0.881***

−0.882***

(−6.57)

(−6.54)

(−6.57)

(−6.56)

(−6.25)

(−6.24)

(−6.26)

(−6.27)

杠杆率

1.001***

1.002***

1.002***

1.001***

0.989***

0.989***

0.989***

0.988***

(20.94)

(20.96)

(20.96)

(20.94)

(19.99)

(19.99)

(20.00)

(19.98)

四大审计

0.041

0.042

0.043

0.043

0.048

0.048

0.049

0.048

(1.51)

(1.53)

(1.56)

(1.55)

(1.61)

(1.62)

(1.64)

(1.63)

分析师

0.112***

0.112***

0.112***

0.112***

0.113***

0.113***

0.113***

0.113***

(11.98)

(12.00)

(11.99)

(12.00)

(11.78)

(11.79)

(11.78)

(11.79)

企业产权

0.188***

0.187***

0.188***

0.189***

0.194***

0.193***

0.194***

0.195***

(10.31)

(10.24)

(10.30)

(10.36)

(10.40)

(10.35)

(10.40)

(10.45)

常量

−6.243***

−6.242***

−6.230***

−6.244***

−6.397***

−6.397***

−6.386***

−6.397***

(−52.57)

(−52.35)

(−52.28)

(−52.59)

(−52.25)

(−52.05)

(−51.99)

(−52.28)

样本量

25,506

25,506

25,506

25,506

25,506

25,506

25,506

25,506

调整的R²

0.163

0.163

0.163

0.163

年份效应

YES

YES

YES

YES

YES

YES

YES

YES

行业效应

YES

YES

YES

YES

YES

YES

YES

YES