Independent variable
|
(1)
|
(2)
|
(3)
|
(4)
|
---|
Post1
|
0.0017
|
–
|
0.014
|
–
|
(0.013)
|
–
|
(0.015)
|
–
|
lmplementl
|
0.0014
|
–
|
0.016
|
–
|
(0.046)
|
–
|
(0.043)
|
–
|
Post1*Poverty
|
0.0009**
|
–
|
–
|
–
|
(0.004)
|
–
|
–
|
–
|
Implement1*Poverty
|
0.0007*
|
–
|
–
|
–
|
(0.004)
|
–
|
–
|
–
|
Post2
|
–
|
0.0015
|
–
|
0.016
|
–
|
(0.012)
|
–
|
(0.012)
|
lmplement2
|
–
|
0.0013
|
–
|
0.015
|
–
|
(0.039)
|
–
|
(0.043)
|
Post2*Poverty
|
–
|
0.0008**
|
–
|
–
|
–
|
(0.004)
|
–
|
–
|
lmplement2*Poverty
|
–
|
0.0006*
|
–
|
–
|
–
|
(0.005)
|
–
|
–
|
Post1*Treated
|
–
|
–
|
0.012**
|
–
|
–
|
–
|
(0.006)
|
–
|
Implement1*Treated
|
–
|
–
|
0.006**
|
–
|
–
|
–
|
(0.003)
|
–
|
Post2*Treated
|
–
|
–
|
–
|
0.011**
|
–
|
–
|
–
|
(0.005)
|
Implement2*Treated
|
–
|
–
|
–
|
0.008*
|
–
|
–
|
–
|
(0.005)
|
Constant
|
0.2631
|
0.2678
|
0.2613
|
0.2436
|
(0.2371)
|
(0.2392)
|
(0.2387)
|
(0.2233)
|
County demographics
|
Yes
|
Yes
|
Yes
|
Yes
|
County fixed-effects
|
Yes
|
Yes
|
Yes
|
Yes
|
County-specific time trend
|
Yes
|
Yes
|
Yes
|
Yes
|
N
|
1232
|
1232
|
1232
|
1232
|
R2
|
0.57
|
0.59
|
0.63
|
0.64
|
- Standard errors are clustered by county and given in parantheses. *indicates p < 0.10, **indicates p < 0.05, ***indicates P < 0.01