(1)

(2)

(3)

(4)

被解释变量

GINI

CV

CE0

CE1

deposit

0.0028

0.0077

0.0038

−0.0008

(0.065)

(0.082)

(0.238)

(−0.046)

deposit²

−0.0043

−0.0071

−0.0033

−0.0016

(−0.553)

(−0.464)

(−1.029)

(−0.562)

urban

−0.0014

−0.0041

−0.0011

−0.0004

(−0.204)

(−0.337)

(−0.520)

(−0.201)

rd

−0.0900

−0.1390

−0.0274

−0.0253

(−0.835)

(−0.636)

(−0.656)

(−0.620)

trade

−0.0220

−0.0566

−0.0250**

−0.0258***

(−0.989)

(−1.357)

(−2.511)

(−2.969)

常数

0.9507

1.4981

0.2820

0.2619

(0.960)

(0.747)

(0.730)

(0.695)

观测次数

80

80

80

80

R²

0.363

0.289

0.322

0.383

截面数

16

16

16

16

截面时间固定

yes

yes

yes

yes

调整的R²

0.281

0.198

0.235

0.304

拐点值

0.3255

0.5422

0.5757

0.25