Table 2 Regression results of economic growth and WCV of 13 indicators.

From: Multidimensional spatial inequality in China and its relationship with economic growth

 

GDP

DI

HG

DP

UR

LS

PM2.5

CE

GS

ROD

IPR

GP

R&D

lnx

−0.03***

0.02***

−0.14***

−0.31***

−0.22***

−0.17***

−0.24

−0.10***

−0.20*

0.30***

−0.47***

0.25***

−0.16***

lnx2

−0.07***

−0.07***

−0.04***

−0.07***

0.08***

 

0.39*

0.05***

0.42**

−0.14***

−0.19***

0.01

−0.03***

lnx3

      

−0.14*

0.03***

−0.16**

  

−0.08***

 

_cons

−0.68***

−0.91***

−1.10***

−1.22***

−1.65***

−1.55***

−1.13***

−0.86***

−1.10***

−0.69***

−0.28***

0.02

0.31***

N

32

32

32

32

32

22

22

32

22

22

22

32

32

adj.R2

0.86

0.91

0.85

0.97

0.70

0.97

0.09

0.85

0.24

0.67

0.96

0.74

0.88

F

93.26

160.89

86.14

614.20

36.66

708.20

1.67

58.33

3.23

21.97

243.44

31.03

115.60

P

0.00

0.00

0.00

0.00

0.00

0.00

0.21

0.00

0.05

0.00

0.00

0.00

0.00

Curve shape

“inverted U”

“inverted U”

“inverted U”

“inverted U”

“U”

negative linear

“inverted N”

“N”

“inverted N”

“inverted U”

“inverted U”

“inverted N”

nonlinear descent

Turning points

0.84

1.19

0.17

0.12

4.05

none

(1.49, 4.10)

(0.18, 1.85)

(1.33, 4.35)

2.71

0.30

(0.38, 2.90)

meaningless

P (White)

0.29

0.02

0.24

0.10

0.12

0.42

0.20

0.05

0.31

0.94

0.09

0.59

0.09

P (SW)

0.20

0.44

0.21

0.23

0.01

0.15

0.77

0.78

0.42

0.45

0.36

0.37

0.001

  1. ***, ** and * represent significant at 1%, 5% and 10% levels, respectively. The unit of the turning points is 10,000 yuan. P (White) ≥ 0.01 implies that the model does not exhibit heteroscedasticity. P (SW) ≥ 0.01 indicates that the residuals can be considered normally distributed.