Table 5 Robustness results.

From: Navigating the digital divide: unraveling the impact of ICT usage and supply on SO2 emissions in China’s Yangtze River Delta

 

AR(1)

AR(2)

ICTU

52.561***

34.739*

 

(17.968)

(21.460)

ICTS

−0.866***

−0.974***

 

(0.106)

(0.131)

ICTU2

−156.547***

−138.324***

 

(36.710)

(42.879)

GDP

17.272***

11.927

 

(8.679)

(9.085)

SDI

1.274

0.879

 

(1.279)

(1.284)

POP

−2.016*

−0.955

 

(1.258)

(1.970)

INS

0.367

−3.750**

 

(1.607)

(1.946)

_cons

8.230

12.281

 

(7.910)

(12.615)

χ2

573.41

524.01

p-value

0.00

0.00

  1. Note: AR(1) is Arellano-Bond; AR(2) is Arellano-Bover/Blundell-Bond;
  2. Standard errors in parentheses *p < 0.15, **p < 0.1, ***p < 0.05.
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