模型

全国

双固定SAR

东部

双固定SAR

中部

双固定OLS

西部

双固定SDM

$\beta \left(\ln ID\right)$

−0.3352^***

−0.2914^***

−0.2168^**

−0.5342^***

(−7.17)

(−3.51)

(−2.09)

(−7.27)

FD

−1.0223^***

−0.0107

−1.2899

−2.7863^***

(−3.11)

(−0.03)

(−1.12)

(−5.21)

ED

−0.0122

0.0295

−0.1852^***

−0.0136

(−0.61)

(0.88)

(−3.21)

(−0.55)

TD

−0.0150^***

−0.0098

−0.0818^**

−0.0114

(−2.72)

(−0.32)

(−2.14)

(−1.54)

EO

0.0300

−0.0293

0.4470

−0.0277

(0.58)

(−0.37)

(1.15)

(−0.19)

NR

−0.1772

−0.0711

−0.2454

−0.2846^*

(−1.41)

(−0.33)

(−0.56)

(−1.74)

$\theta \left(\omega \ast \ln ID\right)$

−0.3449^*

(−1.70)

$\omega \ast \text{FD}$

−6.3798^***

(−4.52)

$\omega \ast \text{ED}$

0.1974^***

(2.88)

$\omega \ast \text{TD}$

−0.0067

(−0.35)

$\omega \ast \text{EO}$

−0.6424

(−1.59)

$\omega \ast \text{NR}$

−0.3338

(−1.01)

$\rho /\lambda$

0.1646^**

−0.1991^*

−0.4264^***

(2.16)

(−1.72)

(−2.75)

R²

0.2038

0.1121

0.4484

0.0146

Log-likelihood

448.2342

173.0024

194.5314

空间固定效应

31.89^***

35.93^***

26.67^**

37.18^***

时间固定效应

79.37^***

37.95^***

24.98^**

57.83^***

Hausman检验

78.44^***

14.30^**

31.57^***

70.40^***

LM Spatial error

27.719^***

2.846^*

4.012^**

6.765^***

Robust LM Spatial error

0.171

0.584

0.116

0.884

LM Spatial lag

31.221^***

3.563^*

3.931^**

8.323^***

Robust LM Spatial lag

3.674^*

1.301

0.035

2.441

Wald test Spatial error

17.92^***

35.26^***

20.58^***

28.81^***

Wald test Spatial lag

15.23^***

35.22^***

21.70^***

29.70^***

LR test Spatial error

28.32^***

31.58^***

18.21^***

27.02^***

LR test Spatial lag

31.82^***

31.22^***

18.73^***

27.82^***

$\nu \left(\%\right)$

4.54

3.83

2.72

8.49

观测值

279

99

72

108