The first major insurance expansion of the Affordable Care Act - a provision requiring insurers to allow dependents to remain on parents' health insurance until turning 26 - took effect in September 2010. We estimate this mandate's impacts on numerous outcomes related to health care access,...

This paper evaluates one of the first implemented provisions of the Patient Protection and Affordable Care Act (ACA) which permits young adults up to age 26 to enroll as dependents on a parent's private health plan. The paper also considers how the interaction between prior state laws expanding...

We study the health insurance and labor market implications of the recent Affordable Care Act (ACA) provision that allows dependents to remain on parental policies until age 26 using data from the Survey of Income and Program Participation (SIPP). Our comparison of outcomes for young adults aged...

There is growing interest in market design using default rules and other choice architecture principles to steer consumers toward desirable outcomes. Using data from Massachusetts' health insurance exchange, we study an "automatic retention" policy intended to prevent coverage interruptions...

We examine how consumers respond to being effectively double insured under two systems: group health (GH) and workers' compensation (WC). Many GH plans have substantial consumer cost-sharing burden, while WC coverage has no cost-sharing for medical services for work-related injuries. As a...

Algorithms increasingly assist consumers in making their purchase decisions across a variety of markets; yet little is known about how humans interact with algorithmic advice. We examine how algorithmic, personalized information affects consumer choice among complex financial products using data...

We use unique data from an insurer that exclusively offers high-deductible, "consumer-directed" health plans to identify the effect of plan features, notably the spending account, on health care spending. Our results show that the marginal dollar in the spending account is entirely spent on...

Medicare Part D provides prescription drug coverage through Medicare approved plans offered by private insurance companies and HMOs. In this paper, we study the role of current prescription drug use and health risks, related expectations, and subjective factors in the demand for prescription...