Table2：Baseline regression and endogenous treatment of DMFT 

Vaule	DMFT (i=1)	DMFT (i=2)	DMFT (i=3)	DMFT (i=4)	DMFT (i=5)	
	(1)	(2)	(3)	(4)	(5)	(6)	(7)	(8)	(9)	(10)	
	Probit	Ivprobit	Probit	Ivprobit	Probit	Ivprobit	Probit	Ivprobit	Probit	Ivprobit	
											
Behavior(i)	1.147***	6.540***	0.870***	7.644***	0.525***	14.84***	0.882***	8.566***	0.149	16.58***	
	(11.03)	(9.64)	(8.82)	(7.65)	(5.47)	(3.94)	(7.99)	(7.19)	(1.57)	(3.27)	
											
age	0.113**	-0.478***	0.250***	0.131	0.243***	-0.273	0.253***	0.176	0.262***	1.074***	
	(2.00)	(-3.73)	(4.62)	(1.04)	(4.60)	(-0.97)	(4.68)	(1.30)	(5.05)	(3.05)	
											
Control1	-0.262**	0.243	-0.225**	0.718***	-0.339***	-0.0495	-0.281***	0.526*	-0.333***	0.743	
	(-2.53)	(1.19)	(-2.21)	(2.64)	(-3.43)	(-0.11)	(-2.78)	(1.87)	(-3.42)	(1.22)	
											
Control2	0.333***	0.257	0.352***	0.461	0.288**	-0.617	0.286**	-0.244	0.303***	-1.929**	
	(2.68)	(1.09)	(2.92)	(1.60)	(2.46)	(-1.04)	(2.38)	(-0.76)	(2.61)	(-2.05)	
											
Control3	1.768***	0.411	1.846***	0.704**	1.901***	0.197	1.905***	1.067***	1.913***	1.296*	
	(13.56)	(1.39)	(14.52)	(2.03)	(15.20)	(0.26)	(14.87)	(3.04)	(15.52)	(1.86)	
											
Control4	0.754***	0.0665	0.821***	0.461*	0.815***	-0.291	0.878***	0.984***	0.822***	0.218	
	(7.52)	(0.31)	(8.36)	(1.84)	(8.53)	(-0.51)	(8.93)	(3.77)	(8.72)	(0.37)	
											
_cons	-3.294***	-7.653***	-3.683***	-13.02***	-3.027***	-19.28***	-3.894***	-16.36***	-2.629***	-30.36***	
	(-10.93)	(-10.34)	(-11.25)	(-8.88)	(-9.92)	(-4.56)	(-11.12)	(-8.29)	(-8.34)	(-3.61)	
N	1102	1102	1102	1102	1102	1102	1102	1102	1102	1102	
t statistics in parentheses
* p < 0.1, ** p < 0.05, *** p < 0.01