NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

James Marton

Georgia State University
Andrew Young School of Policy Studies
Department of Economics
P.O. Box 3992
Atlanta, GA 30302-3992

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NBER Working Papers and Publications

March 2017Early Effects of the Affordable Care Act on Health Care Access, Risky Health Behaviors, and Self-Assessed Health
with Charles Courtemanche, Benjamin Ukert, Aaron Yelowitz, Daniela Zapata: w23269
The goal of the Affordable Care Act (ACA) was to achieve nearly universal health insurance coverage through a combination of mandates, subsidies, marketplaces, and Medicaid expansions, most of which took effect in 2014. We use data from the Behavioral Risk Factor Surveillance System to examine the impacts of the ACA on health care access, risky health behaviors, and self-assessed health after two years. We estimate difference-in-difference-in-differences models that exploit variation in treatment intensity from state participation in the Medicaid expansion and pre-ACA uninsured rates. Results suggest that the ACA led to sizeable improvements in access to health care in both Medicaid expansion and non-expansion states, with the gains being larger in expansion states along some dimensions. N...
April 2016Impacts of the Affordable Care Act on Health Insurance Coverage in Medicaid Expansion and Non-Expansion States
with Charles Courtemanche, Benjamin Ukert, Aaron Yelowitz, Daniela Zapata: w22182
The Affordable Care Act (ACA) aimed to achieve nearly universal health insurance coverage in the United States through a combination of insurance market reforms, mandates, subsidies, health insurance exchanges, and Medicaid expansions, most of which took effect in 2014. This paper estimates the causal effects of the ACA on health insurance coverage using data from the American Community Survey. We utilize difference-in-difference-in-differences models that exploit cross-sectional variation in the intensity of treatment arising from state participation in the Medicaid expansion and local area pre-ACA uninsured rates. This strategy allows us to identify the effects of the ACA in both Medicaid expansion and non-expansion states. Our preferred specification suggests that, at the average pre-tr...

Published: Charles Courtemanche & James Marton & Benjamin Ukert & Aaron Yelowitz & Daniela Zapata, 2017. "Early Impacts of the Affordable Care Act on Health Insurance Coverage in Medicaid Expansion and Non-Expansion States," Journal of Policy Analysis and Management, vol 36(1), pages 178-210.

 
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