The paper will attempt to describe and critically analyse efficiencies' regulation in horizontal merger control at both …

We analyze the efficiency defense in merger control. First, we show that the relationship between exogenous efficiency … Mergers ; Efficiency Defense ; Merger Specific Efficiencies … find that merger proposals are largely aligned with a proper social welfare analysis which explicitly considers the without …

of the efficiencies relevant to a potentially problematic merger. Although numerous articles address efficiencies from a … their efficiency presentations. A range of options for addressing the cognizability of efficiencies (focused on validity …, verification, and merger specificity) and the balancing of anticompetitive effects with efficiencies are considered. Although the …

media content, including the AT&T-Time Warner and the Disney-Fox mergers. Using a theory-driven approach, we examine …, we address three research questions: (i) Is the current development of analyzing industry with its recent merger activity … merger control in this industry, as well as a more active abuse control against already vertically-integrated media companies. …

is an important enhancement of substantive merger appraisal, it should not be considered sufficient in itself for the … finding of a significant impediment to effective competition in terms of Article 2 of the EU Merger Regulation (EUMR). Rather … of any theory of harm …

brief overview of the economic and legal framework governing horizontal merger policy, and highlight key issues in analyzing … merger challenges brought by U.S. antitrust authorities over the last 50 years. We then provide a detailed discussion of the … empirical techniques that can be used to quantify competition between merging retailers and, in some cases, to forecast merger …

antitrust enforcement. It shows that empirical economic studies, experimental results, real-world examples, and economic theory … effective, whether through purposive or non-purposive conduct. This supports a structural merger policy, by which mergers …

We describe a simple initial indicator of whether a proposed merger between rivals in a differentiated product industry … from the merger, based on the price/cost margins of the merging firms' products and the extent of direct substitution …

that the overall impact of a merger on innovation may be either positive or negative and sheds light on the circumstances … innovation effects should be handled by competition authorities in merger control and highlight the differences with the analysis …

entails. It could either be a substantive factual inference based on economic theory or a procedural device for artificially … presumption as a formal rebuttable presumption, modern merger analysis needlessly complicates the use of market concentration …