Table 2.

Descriptive statistics of the variables

Variables	(1)	(2)	(3)
	Full Sample (n = 13,555)	Treated (n = 6831)	Control (n = 6724)
	Mean	Mean	Mean
Explained variable	0.290	0.323	0.263
Age	36.23	36.382	36.082
Female	0.440	0.422	0.449
Ethnicity	0.070	0.049	0.094
Marriage status	0.850	0.862	0.838
Education	3.070	3.126	3.006
Hukou	0.900	0.897	0.907
Income	8.700	8.711	8.691
Nature of work unit	2.660	2.613	2.704
Employment status	1.890	1.922	1.865
Industry	1.460	1.534	1.383
Occupation type	1.990	1.996	1.989
Length of migration	6.000	6.149	5.842
Reason for migration	0.950	0.940	0.959

Note: ***, **, * indicate statistical significance at the 1%, 5%, and 10% levels, respectively