石漠化综合治理促进了当地经济发展吗?——基于广西县域面板数据的DID实证研究
庞娟, 冉瑞平

Does the Rocky Desertification Control Project promote county economic development? An empirical analysis based on DID methods using 88 counties' panel data of Guangxi
Juan PANG, Ruiping RAN
表4 石漠化综合治理对县域经济发展的动态效应检验结果
Table 4 Empirical results of the dynamic effect of the Rocky Desertification Control Project on county economic development
lngdp lnpergdp
(1) (2) (3) (4)
desert 1 0.463***
(10.589)
0.222***
(8.338)
0.548***
(12.121)
0.264***
(10.039)
desert 2 0.522***
(11.943)
0.244***
(8.929)
0.594***
(13.145)
0.256***
(9.441)
desert 3 0.622***
(14.219)
0.288***
(10.223)
0.695***
(15.375)
0.296***
(10.617)
desert 4 0.721***
(16.216)
0.336***
(11.343)
0.796***
(17.335)
0.339***
(11.565)
desert 5 0.805***
(17.531)
0.363***
(11.163)
0.868***
(18.302)
0.347***
(10.738)
desert 6 0.872***
(14.883)
0.456***
(11.478)
0.961***
(15.881)
0.446***
(11.317)
desert 7 0.958***
(9.654)
0.367***
(5.838)
1.063***
(10.369)
0.341***
(5.482)
desert 8 1.064***
(10.721)
0.391***
(5.978)
1.162***
(11.336)
0.364***
(5.607)
desert 9 1.147***
(11.561)
0.472***
(7.185)
1.240***
(12.093)
0.453***
(6.653)
urban 0.012***
(8.754)
0.012***
(8.559)
first -0.036***
(-12.965)
-0.033***
(-12.050)
second 0.017***
(9.859)
0.020***
(11.312)
fixed 0.001***
(6.400)
0.002***
(7.710)
gov 0.011***
(9.767)
0.017***
(14.786)
save 0.000
(0.804)
0.001**
(2.404)
常数项 13.026***
(909.050)
12.807***
(84.128)
9.345***
(631.207)
8.792***
(58.249)
R2 0.858 0.952 0.730 0.916
样本数 968 968 968 968