in geographic or, more generally, characteristic space and its use as evidence in merger cases. It outlines a structural …, semi-nonparametric econometric model of competition in such markets, examines its testable implications in terms of price-concentration … relationships, and demonstrates that the model is non-parametrically identified. This general approach to price-concentration …

Based on a database of 326 merger cases scrutinized by the European Commission between 1990 and 2007, we evaluate the … economic impact of the change in European merger legislation in 2004. We first propose a general framework to assess merger … assessment of the merger and the merger control decision. We then focus on four different dimensions of effectiveness: 1) legal …

, we contrast a measure of the merger's profitability based on event studies with one based on accounting data. We find …

in geographic or, more generally, characteristic space and its use as evidence in merger cases. It outlines a structural …, semi-nonparametric econometric model of competition in such markets, examines its testable implications in terms of price-concentration … relationships, and demonstrates that the model is non-parametrically identified. This general approach to price-concentration …