Healthcare Economist January 23, 2024
According to a recent paper by Lennon et al. (2023), about half of the increase in health insurance exchange coverage due to ACA was from individuals who otherwise would have purchased private insurance. The study abstract is below.
The Affordable Care Act (ACA) provided funding to help states expand Medicaid eligibility to those earning up to 138% of the Federal Poverty Level. Such expansions in Medicaid eligibility, however, could “crowd out” private insurance coverage, including changes in coverage relating to other ACA provisions. To estimate the extent of such crowd out, I use a difference-in-differences empirical approach, examining changes in health insurance coverage sources among low-income Americans in states that expanded eligibility relative to comparable individuals in states that...