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 …

. Even if market concentration and technological disadvantages lead to a significant welfare reduction after merger, from …

We study upstream horizontal mergers and their potential efficiency gains. We show that an upstream horizontal merger … can give rise to two efficiency-enhancing effects when firms trade through two-part tariffs. It increases R&D investments … and decreases wholesale prices when downstream competition is not too strong. Examining whether the merger's potential …

actually reduce consumer surplus which opposes the use of an efficiency defense in merger control. …

either merge with a similar component producer (horizontal merger) or a complementary one (vertical merger) of a composite …, higher marginal cost savings are required for a horizontal merger in a composite industry not to result in a price increase …

We study upstream horizontal mergers and their potential efficiency gains. We show that an upstream horizontal merger … can give rise to two efficiency-enhancing effects when firms trade through two-part tariffs. It increases R&D investments … and decreases wholesale prices when downstream competition is not too strong. Examining whether the merger’s potential …