模型

(1) 固定

(2) 随机

(3) 混合

GDP2

6588.861

(0.35)

35211.95

(2.49)

51329.53

(4.88)

IPC

−0.0080099

(0.13)

−0.0193664

(0.28)

−0.1045828

(1.43)

perGDP

−0.8506984

(3.48)

−0.278745

(1.63)

−0.0254268

(0.22)

常数项

81265.18

(3.59)

26481.22

(1.73)

4896.589

(0.60)

R²

0.626

0.494

0.633