I discuss recent books offering differing explanations for persistent U.S. poverty. Desmond (2023) argues that aid to low-income Americans is captured by more powerful market actors. I contextualize this concern as about incidence and consider both policies for changing incidence (by changing...

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...

Subsidies and in-kind transfers give rise to negative fiscal externalities. However, internalizing negative fiscal externalities through taxation would undo the subsidy or in-kind transfer that caused them. Similarly, positive fiscal externalities cannot be internalized though government...

The FDA is responsible for the approval of new drugs, biological products and medical devices in the United States. As part of the approval process, the FDA relies on advisory committees, which provide independent advice from outside experts. We combine a structural approach with newly collected...

This paper discusses the implications of rents and regulations which support them for the design of indirect taxes such as VATS. Intuition suggests high tax rates on industries or products with rents; but we argue that whether rents are natural (due to fixed factors) or market structure related...

Biologics accounted for roughly $145 billion in spending in 2018 (IQVIA, 2019). They are also the fastest growing segment of the pharmaceutical industry. The Biological Price Competition and Innovation Act (BPCIA) of 2010 created an abbreviated pathway for biosimilar products to promote price...

We assess the efficacy of systemic risk measures that rely on U.S. financial firms' stock return co-movements with market- or sector-wide returns under stress from 1927 to 2023. We ascertain stress episodes based on widening of corporate bond spreads and narrative dating. Systemic risk measures...