Table 5 MGPA effects on the NCS and ATFP.

From: Spatial double dividend from China’s main grain-producing areas policy: total factor productivity and the net carbon effect

Variables

ATFP

NCS

DID

SDID

DID

SDID

did

0.115***(3.35)

0.325***(4.011)

0.232***(5.91)

2.160***(9.584)

lnAPS

1.361***(13.59)

0.524***(6.103)

  

lnAS

−0.414***(−8.79)

0.307***(9.039)

  

lnRED

0.101*(1.88)

−0.009(−0.349)

0.028(0.40)

−0.693***(−7.046)

lnDD

−0.014(−1.29)

−0.001***(−0.120)

0.031**(2.35)

−0.071(−1.549)

lnAIS

  

−0.089(−0.60)

3.103***(13.679)

lnAED

  

0.119**(2.05)

1.365***(12.007)

TW*did

 

0.660***(3.371)

 

−1.020*(−1.703)

TW*lnAPS

 

1.611***(6.755)

  

TW*lnAS

 

−0.453***(−5.985)

  

TW*lnRED

 

0.158***(2.776)

 

−0.838***(−3.543)

TW*lnDD

 

0.356***(5.056)

 

0.714***(4.043)

TW*lnAIS

   

−4.833***(−9.668)

TW*lnAED

   

−0.658***(−2.779)

Constant

−1.465***(−3.01)

−1.666***(−3.927)

6.943***(11.18)

14.317***(6.208)

W*dep.var.

 

−0.537***(−4.306)

 

0.907***(49.945)

N

690

690

690

690

R-squared

0.573

0.549

0.218

0.508

Province FE

Yes

Yes

Yes

Yes

Year FE

Yes

Yes

Yes

Yes

  1. *, **, ***, respectively, represent significance at 10%, 5%, and 1%.