Effects of ACA Medicaid Expansions on Health Insurance Coverage and Labor Supply
NBER Working Paper No. 21836
We examined the effect of the expansion of Medicaid eligibility under the Affordable Care Act on health insurance coverage and labor supply of adults with a high school education or less. We found that the Medicaid expansions increased Medicaid coverage by approximately 4 percentage points, decreased the proportion uninsured by approximately 3 percentage points, and decreased private health insurance coverage by 1 percentage point. The Medicaid expansions had little effect on labor supply as measured by employment, usual hours worked per week and the probability of working 30 or more hours per week. Most estimates suggested that the expansions increased employment slightly, although not significantly.
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Document Object Identifier (DOI): 10.3386/w21836