the period 1990-2002 to assess the effectiveness of European merger control. The basic idea is to relate announcement and … decision abnormal returns. Under a set of four maintained assumptions, merger control might be interpreted to be effective if … rents accruing due to the increased market power observed around the merger announcement are reversed by the antitrust …

We analyze the efficiency defense in merger control. First, we show that the relationship between exogenous efficiency … find that merger proposals are largely aligned with a proper social welfare analysis which explicitly considers the without … merger counterfactual. We demonstrate that the merger specificity requirement does not help much to select socially desirable …

horizontal merger activity. We propose a theoretically-backed methodological approach to classify mergers that yields more … information on merger types and merger effects, and that can, moreover, distinguish between mergers characterized largely by … approach is that it encompasses the impact of merger events not only on merging firms (custom in the literature), but also on …

two opposing effects on upstream merger incentives: first a standard double mark-up problem and second a bargaining effect …. The former creates merger incentives while the later induce suppliers to bargain separately. When buyer power becomes …-stop shopping is pronounced. -- One-stop shopping ; buyer power ; supplier merger …

more bargaining power to the merged entity than a horizontal merger to monopoly. The model is applied to analyze strategic … merger incentives to influence entry decisions. Mergers can facilitate and deter entry. While horizontal mergers to deter …

We analyze the welfare effects of structural remedies on merger activity in a Cournot oligopoly if the antitrust agency …

This paper empirically evaluates the price effects of the merger of two major book retail chains in the UK: Waterstone … information on a sample of 200 books sold in 60 stores in 50 different local markets for a period of four years around the merger … prices, we undertake an ex-post assessment of the impact of the merger at both levels. At the local level, we compare the …

We re-examine the common wisdom that cross-border mergers are the most effective merger strategy for firms facing … powerful unions. In contrast, we obtain a domestic merger outcome whenever firms are sufficiently heterogeneous (in terms of … productive efficiency and product differentiation). A domestic merger unfolds a "wage-unifying" effect which limits the union …