东部地区

中西部地区

变量

salary

salary

salary

salary

salary

salary

(1)

(2)

(3)

(4)

(5)

(6)

price

3.176^***

1.456^***

0.372^**

8.028^***

4.552^***

1.159

(10.11)

(5.50)

(2.31)

(27.90)

(7.81)

(1.58)

lninvest

4418.821^***

−821.096

4068.298^***

125.339

(3.78)

(−0.76)

(4.08)

(0.13)

lngdp

12,202.119^***

8310.377^***

10,520.806^***

5506.473^**

(5.39)

(4.39)

(5.49)

(2.06)

lnjob

413.962

3591.441^**

4619.034^***

1576.918

(0.20)

(2.15)

(2.97)

(1.31)

lnsecond

33,951.206^***

−13,987.638^**

−16,971.519

19,449.498^**

(−3.72)

(−2.19)

(−1.61)

(2.09)

lnthird

39,686.838^***

−7948.345

−24,988.071^*

23,673.246^**

(−3.00)

(−0.93)

(−1.73)

(1.99)

lnbook

−1083.714

1456.142^*

−2021.857^***

680.288

(−0.95)

(1.96)

(−2.66)

(1.18)

lnroad

3528.112^*

−4562.352^***

−2813.460^*

−2900.975^*

(1.90)

(−2.82)

(−1.78)

(−1.95)

lngrass

−2094.890^*

5033.232^***

3904.962^***

678.758

(−1.81)

(5.36)

(3.87)

(0.80)

lnbed

1880.636

−1711.784

3785.641

−130.880

(0.70)

(−1.00)

(1.52)

(−0.13)

lnteacher

−6508.190^**

−2748.053

5401.799^*

6227.014^**

(−2.29)

(−1.42)

(1.69)

(2.48)

lnbus

10,045.576^***

−2587.641^**

967.330

2159.110

(−4.15)

(−2.22)

(0.50)

(1.07)

lnemploy

1554.197

−5651.174^***

−7719.767^***

−10,199.796^***

(1.26)

(−3.54)

(−5.78)

(−3.08)

lncost

9999.100^***

1558.248

−1819.296

−1633.845

(3.97)

(0.88)

(−0.90)

(−0.79)

lncpi

−36,802.560^*

192,167.725^***

−15,620.270

58,942.919

(−1.81)

(4.11)

(−0.81)

(1.55)

Constant

20,460.457^***

88,687.236

882,911.532^***

1983.723^*

195,073.714

−375,969.380^*

(8.91)

(0.68)

(−3.82)

(1.67)

(1.47)

(−1.91)

时间固定效应

未控制

未控制

已控制

未控制

未控制

已控制

个体固定效应

未控制

未控制

已控制

未控制

未控制

已控制

Observations

216

216

216

204

204

204

R-squared

0.622

0.963

0.980

0.749

0.884

0.968