In this paper we examine the standard product market relied on by the courts and antitrust agencies in hospital mergers-acute care, inpatient services-and consider whether narrower or broader alternatives may be more appropriate to assess the competitive effects of a hospital merger. To examine...

In 1997, the US Federal Trade Commission challenged the proposed merger of two office supply superstores, Staples and Office Depot in US District Court. Both the government and merging parties presented econometric studies examining the merger's likely impact on consumer pricing, predicting a...

In this paper we propose a method to evaluate the effectiveness of U.S. horizontal merger policy and apply it to the study of five recent consumer product mergers. We selected the mergers from those that, from the public record, seemed to be most problematic for the antitrust agencies. Thus we...

In this paper we propose a method to evaluate the effectiveness of U.S. horizontal merger policy and apply it to the study of five recent consumer product mergers. We selected the mergers from those that, from the public record, seemed to be most problematic for the antitrust agencies. Thus we...