We establish four facts concerning competition among U.S. generic drug suppliers, using IQVIA's National Sales Perspective™ 2004Q4 - 2016Q3 data. We define a unique product market ("molform"), consisting of the combination of a molecule active ingredient and a route of administration...

In this survey chapter on pricing and reimbursement in U.S. pharmaceutical markets, we first provide background information on important federal legislation, institutional details regarding distribution channel logistics, definitions of alternative price measures, related historical...

Prior literature has established a link between changes in market size and pharmaceutical innovation; whether a link exists with scientific research remains an open question. If upstream research is not responsive to these changes, the kinds of scientific discoveries that flow into future drug...

In this paper we document significantly steeper declines in nondurable expenditures in the UK compared to the US, in spite of income paths being similar. We explore several possible causes, including different employment paths, housing ownership and expenses, levels and paths of health status,...

We examine the impact of loss of U.S. patent exclusivity (LOE) on the prices and utilization of specialty drugs between 2001 and 2007. We limit our empirical cohort to drugs commonly used to treat cancer and base our analyses on nationally representative data from IMS Health. We begin by...

We study the effect of the COVID-19 pandemic on chronic disease drug adherence. Focusing on asthma, we use a database that tracks the vast majority of prescription drug claims in the U.S. from 2018 to 2020. Using a difference-in-differences empirical specification, we compare monthly drug...

The Bureau of Labor Statistics' Prescription Drug Consumer Price Index (CPI-Rx) has been the focus of considerable controversy in recent years. The CPI-Rx limits its sampling frame to transactions in retail outpatient outlets, and excludes prescription pharmaceuticals dispensed in hospitals,...