, merger laws and enforcement practices, econometric methods for analyzing prospective horizontal mergers, and evidence …

inputs and outputs. Results are mixed for outcomes related to variety and product quality. Literature on merger effects on … derive a number of ideas and options for merger policy. …

when taking merger decisions. In practice, firms and competition authorities cannot know exact future efficiency gains …, prior to merger consummation. This paper analyzes horizontal mergers when the output decision-making process is sequential … of "Merger Approval", the paper emphasizes the timing of regulatory intervention and distinguishes two different merger …

exact amount of cost efficiency/inefficiency that will result from the merger. Nevertheless, the key element of the model is … always have incentives to merge, irrespective of cost uncertainty, while a merger without role redistribution is ex ante … merger between leaders always enhances welfare if participants have incentives to merge, such that private and collective …

to the merger. We show that a PPO reduces the minimal synergy level necessary to make a merger beneficial for consumers …. It follows that an antitrust authority ignoring existing PPOs when evaluating merger proposals (which reflects the … current EU merger control regime) invites sneaky takeovers: Acquiring firms strategically use PPOs prior to a full merger …

quantify the domestic and cross-border effects of mergers, and to draw conclusions for the coordination of national merger … industries a merger approval policy based on domestic consumer surplus is too restrictive from the viewpoint of the neighboring … country. We also show that adopting a supra-national policy that approves a merger if and only if it increases the sum of …

assumption were held, a positive external effect of a proposed merger would represent a sufficient condition to allow the merger … theory, moreover, demonstrates that privately unprofitable mergers can be the result of rational action. Therefore, we drop … this restrictive assumption and allow for unprofitable mergers to occur. This exerts a considerable impact on merger policy …

We study optimal merger policy in a dynamic model in which the presence of scale economies implies that firms can … the period the merger is proposed. We also find that the abil- ity to commit can lead to a significant welfare improvement …

mergers. If this assumption held, a positive external effect of a proposed merger would represent a sufficient condition to … allow the merger. However, the empirical picture on mergers and acquisitions reveals a significant share of unprofitable … mergers and economic theory, moreover, demonstrates that privately unprofitable mergers can be the result of rational action …

We analyze the effects of structural remedies on merger activity in a Cournot oligopoly when the antitrust agency … induces strictly price-decreasing mergers. Finally, under incomplete information an effcient merger type is to be doomed to …