We examine the evolving structure of the U.S. hospital industry since 1970, focusing on how ownership form influences entry and exit behavior. We develop theoretical predictions based on the model of Lakdawalla and Philipson, in which for-profit and not-for-profit hospitals differ regarding...

The Federal Trade Commission (FTC) frequently files complaints against “pay-for-delay” settlements between brand-name pharmaceutical companies and generic-drug manufacturers, the latter of which challenge the monopoly status of patent-protected drugs. I document than when the top 20 generic...

We study cartels that operated in the US generic drug industry, leveraging quarterly Medicaid data from 2011-2018 and a difference-in-differences approach comparing the evolution of prices of allegedly collusive drugs with a group of competitive control drugs. Our analysis highlights (i) the...

Consumers suffer from high drug prices, which stem in large part from pharmaceutical companies’ anticompetitive games. This essay discusses the crucial role antitrust enforcement agencies can play in addressing pay-for-delay settlements and product hopping and draws lessons from this...

In this ex-post analysis, we have used three large pharmaceutical merger cases to examine the correctness of the market definition carried out by the FTC and the European Commission with regard to innovation competition. In doing so, we selected three merger cases that were reviewed by both...

For criminal violations of the Sherman Act, although guided by federal sentencing guidelines, U.S. Department of Justice has great latitude in recommending corporate cartel fines to the federal courts, and its recommendations are nearly always determinative. In this paper, we analyze the...

This paper evaluates the effectiveness of the efforts of the Antitrust Division of the U.S. Department of Justice to detect, indict, and deter horizontal collusion during 1990-2007 and offers policy suggestions likely to improve that enforcement. Division leaders emphasize that collusion is the...

The purpose of this paper is to examine whether the current cartel fine levels of the European Union and the United States are at the optimal levels. The article does this by collecting and analyzing the available information concerning the size of the overcharges caused by hard core pricing...

This paper models a key outcome of secret negotiations: partial-leniency fine discounts from plea bargaining in criminal price-fixing cases. Models tested explain up to 52% of variation in percentage discounts. A minor portion is explained by such defendants characteristics as the defendant s...