估计方程

VARIABLES

OLS

FE

FET

RE

老年抚养比

0.769^***

−0.538^*

−1.121^***

−0.365^*

(3.15)

(−1.93)

(−6.38)

(−1.87)

死亡率

−0.001

0.004

−0.002

0.001

(−0.32)

(0.84)

(−0.68)

(0.29)

少儿抚养比

−0.013

−0.111

−0.191^**

−0.163^*

(−0.14)

(−0.67)

(−2.03)

(−1.65)

城镇化率

−0.048

0.114^**

0.160^***

0.104^***

(−1.12)

(2.63)

(6.01)

(3.30)

产业结构

0.293

−2.866^***

−3.630^***

−2.498^***

(0.44)

(−3.55)

(−6.52)

(−4.09)

经济增长

−0.054

−0.013

0.043

−0.012

(−1.11)

(−0.51)

(1.27)

(−0.47)

通货膨胀率

−0.009

0.267^***

−0.180^***

0.195^***

(−0.29)

(3.25)

(−2.74)

(6.95)

资本存量

0.071^***

−0.058

−0.033

−0.021

(4.43)

(−1.16)

(−1.55)

(−1.12)

人口增长率

0.002

−0.001

0.002

−0.001

(1.44)

(−0.54)

(1.34)

(−1.20)

Constant

−0.162^*

0.347^**

0.255^***

(−1.83)

(2.27)

(3.24)

Observations

480

480

480

480

R-squared

0.274

0.608

0.869

Number of province

30

30

province FE

YES

YES

F test

0

0

r2_a

0.601

0.853

F

30.10

11.88

Year FE

YES