Table 9 Results of the Robustness Test.

From: Spatial spillovers in producer services–manufacturing coordination: evidence from Chinese provinces

VARIABLES

(1)

(2)

(3)

(4)

CCD (D)

CCD (D)

CCD (D)

CCD (D)

Ln GPSE

0.040*

0.084***

 

0.094***

 

(1.90)

(5.69)

 

(6.05)

Ln RHI

−0.039

0.091

0.082

0.056

 

(−0.38)

(1.25)

(1.19)

(0.74)

IS

−0.016*

−0.019***

−0.020***

−0.017**

 

(−1.92)

(−3.11)

(−3.31)

(−2.59)

IL

0.000

−0.000

−0.001

0.003

 

(0.19)

(−0.12)

(−0.50)

(1.23)

LFL

−0.009

−0.027

−0.022

−0.030*

 

(−0.44)

(−1.48)

(−1.27)

(−1.88)

X6

 

−0.298**

  
  

(−2.42)

  

L.Ln GPSE

  

0.096***

 
   

(6.25)

 

Constant

0.684

−0.754

−0.791

−0.459

 

(0.59)

(−0.91)

(−1.06)

(−0.57)

Observations

185

309

278

278

R-squared

0.990

0.985

0.987

0.987

year FE

Yes

Yes

Yes

Yes

id FE

Yes

Yes

Yes

Yes

  1. ***p < 0.01, **p < 0.05, *p < 0.1, t-statistics are reported in parentheses. Year fixed effects and province fixed effects are included in all specifications. R-squared refers to the within R-squared.