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. Author manuscript; available in PMC: 2019 Jul 1.
Published in final edited form as: J Public Econ. 2018 May 7;163:99–112. doi: 10.1016/j.jpubeco.2018.04.009

Table 1.

Comparison of Pre-2014 Means for Treated States and Synthetic Control States Dependent Variable is Total Collection Balance; 21 Treatment States, 26 Potential Control States

Treated States Control States Synthetic Control States
(1) (2) (3)
State Simulated Medicaid Eligibility 0.080 0.035 0.102
State Unemployment Rate
2010 0.108 0.094 0.097
2011 0.101 0.087 0.092
2012 0.090 0.076 0.085
2013 0.081 0.068 0.075
State Poverty Rate
2010 0.158 0.173 0.162
2011 0.166 0.180 0.170
2013 0.167 0.178 0.170
2013 0.165 0.176 0.169
State 25th Percentile of Log Wage
2010 9.66 9.71 9.75
2011 9.70 9.74 9.77
2012 9.70 9.74 9.75
2013 9.76 9.81 9.84
State 75th Percentile of Log Wage
2010 10.93 10.84 10.93
2011 10.95 10.87 10.93
2012 10.96 10.87 10.94
2013 10.99 10.90 10.95
% Hispanic 37.0% 24.8% 21.6%
% Black 15.6% 24.4% 23.0%
% HS Degree or Less 29.4% 28.3% 28.3%
% Uninsured & <138% FPL 15.9% 16.6% 15.3%

Average Total Collection Balance 333.08 479.69 330.34
Total collection balance
2010Q1 320.65 426.74 294.39
2010Q2 335.59 443.37 302.04
2010Q3 328.47 452.59 307.58
2010Q4 313.62 448.69 311.91
2011Q1 312.05 442.19 307.31
2011Q2 320.05 459.68 314.34
2011Q3 326.15 465.59 320.93
2011Q3 331.11 479.38 334.29
2012Q1 345.71 479.17 339.22
2012Q2 354.62 496.47 346.49
2012Q3 347.88 488.42 324.19
2012Q4 355.32 519.92 351.91
2013Q1 341.96 519.59 355.71
2013Q2 340.37 512.96 347.79
2013Q3 322.44 509.20 355.15
2013Q4 333.26 535.89 372.28

Table 1 reports the summary statistics for treated states, all potential control states, and synthetic control states. Columns 1 and 2 present means for treated and all potential control states for each of the variables listed by year or by year-quarter depending on the time-unit of measurement for the variable. Column 3-presents means for the synthetic control unit created by matching on the variables listed. The weights for the synthetic control were selected using total collection balance as dependent variable.