Table 5 Heterogeneity by regional environmental regulation.

From: Impact of environmental performance on intelligent transformation in Chinese manufacturing enterprises

Explained variable

IT

(1) Encost = 1

(2) Encost = 0

(3)Reguflag = 1

(4)Reguflag = 0

L.IT

0.752***

0.675**

0.052**

0.866***

EP

0.018**

0.023

0.020**

0.008**

Size

0.727*

0.479

0.315

0.587**

Lnage

-0.230*

-0.017

1.688

0.035

Leverage

-2.270

0.689

-1.421*

0.105*

ROA

-20.40**

-4.922

0.536

0.183

Growth

-0.193

0.242

-0.234

-0.067

Duality

-0.108

0.116

17.34***

0.797

Board

-0.082

0.430

0.226

-0.573

Soe

-0.079

0.032

3.587***

0.010

Top1

0.256

-0.323

-6.530

-0.328

TobinQ

0.848

1.301

-0.080

0.156*

HHI

0.090

7.241

3.438

-1.052

_cons

-7.534

-7.383

-5.651

-0.145

observation

14,370

8266

10,433

12,203

AR(1)

0.001

0.001

0.001

0.001

AR(2)

0.422

0.800

0.108

0.270

Hansen test

0.815

0.225

0.757

0.251

  1. The values in parentheses represent the corresponding t values for each coefficient.
  2. ***, **, and * indicate significance at the 0.01, 0.05, and 0.1 levels, respectively. The same convention applies to the following tables.