US healthcare is undergoing a period of substantial change, with many hospitals vertically integrating with physician practices. Such integration could improve quality by promoting care coordination, but could also worsen it by impacting care delivery. Evidence on how physicians alter their...

Over 2009-2019 the seemingly inexorable rise in health care's share of GDP markedly slowed, both in the US and elsewhere. To address whether this slowdown represents a reduced steady-state growth rate or just a temporary pause we specify and estimate a decomposition of health care spending...

We examine the price of treating episodes of acute phase major depression over the 1991-1996 time period. We combine data from a large retrospective medical claims data base (MarketScanTM, from the MedStat Group) with clinical literature and expert clinical opinion elicited from a two-state...

We examine the role of consumption externalities in the demand for pharmaceuticals at both the brand level and over a therapeutic class of drugs. These effects emerge when use of a drug by others affects its value, and/or conveys information abut efficacy and safety to patients and physicians....

We examine the role of network effects in the demand for pharmaceuticals at both the brand level and for a therapeutic class of drugs. These effects emerge when use of a drug by others conveys information about its efficacy and safety to patients and physicians. This can lead to herd behavior...

Although a great deal of empirical research on productivity measuremant has taken place in the last decade, one issue remaining particudarly controversial and deaisive is the manner by which one adjusts the productivity residual for variations in capital and capacity utilization. In this paper...

Generic drug prices have been the focus of much attention in recent years, with Congressional committees, executive agencies and private organizations all conducting investigations into the pricing patterns for generic drugs. Price spikes for selected old, off-patent drugs have also been widely...

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...

Measures of economic concentration, such as the k-firm concentration index and the Hirschman-Herfindahl Index (HHI) are commonly used to ascertain the competitiveness of a product market. Within a Cournot model industry equilibrium, it is known a relationship exists between the HHI and the gap...

Prescription pharmaceuticals are frequently used consumer products, whose manufacturing location is commonly held as a trade secret by firms and U.S. regulatory agencies. Here we use previously non-publicly available data to describe levels and trends in the manufacturing locations of the most...