The regulated insurance exchanges set up in the Affordable Care Act (ACA) were designed to deliver affordable, efficient health coverage through private insurers. It is crucial to study the complex industrial organization (IO) of these exchanges in order to assess their impacts to date, during...

This paper estimates an imperfect information discrete choice model of drivers' refueling preferences and analyzes the implications of these preferences for electric vehicle (EV) adoption. Drivers respond four times more to stations' long-run average prices than to current prices and value...

In 2016, New York City designed and implemented an intervention reducing frictions in accessing safety-net care: randomly making initial primary care appointments for 2,428 undocumented immigrants. We leverage a novel survey-administrative data linkage to show that the program resulted in a more...

We study how the politicization of policies designed to correct market failures can undermine their effectiveness. The Patient Protection and Affordable Care Act (ACA) was among the most politically divisive expansions of the US government. We examine whether partisanship distorted enrollment...