The empirical assessment of market power using conduct parameter models has the weaknesses of lacking proper grounding in oligopoly theory and typically producing inconsistent supply-side estimates. This paper develops an alternative framework for evaluating market power with a freely estimated...

Unlike other industries, significant changes in the airline industry have not mainly occurred due to technological changes, but rather as a result of developments in the applicable legal framework and various institutional reforms. As a consequence of the deregulation wave which dates back to...

This article provides evidence from the airline industry on the competitive effects of grants of antitrust immunity by regulatory agencies to certain joint venture agreements. In the airline industry, the U.S. Department of Transportation retains the statutory authority to approve and immunize...

This article takes stock of the regulatory convergence between US antitrust law and EU competition law in the field of international air transport. The analysis draws a distinction between domestic aviation and international aviation and sets the boundaries of regulatory convergence in...

While several studies have examined the effects of cartels, in few instances is data available that allows us to examine post-cartel behavior. In this paper, I use data on inter-island airfares to examine the effects of an antitrust immunity agreement that allowed two airlines to coordinate...

This paper presents a simple theoretical model of the effects of airline code sharing and antitrust immunity between noncompeting carriers. When carriers without a code sharing agreement or immunized alliance price a route, a double marginalization problem arises. Immunized alliances internalize...

Dominant or apparently dominant internet platform increasingly become subject to both antitrust investigations and further-reaching political calls for regulation. While Google is currently in the focus of the discussion, the next candidate is already on the horizon - the ubiquitous online...

This article analyzes a proposed amendment to German competition law. The proposed amendment entitles the German Federal Cartel Office (Bundeskartellamt) to order the dissolution of dominant enterprises in order to stimulate competition. The article argues that this proposal should be abandoned...

The concept of margin squeeze has recently emerged into a stand-alone abuse of dominance under EU competition law. It is no coincidence that this development was triggered by a series of high-profile cases involving former statutory monopolists in newly liberalized telecommunication markets. As...

This article looks at the definition, conditions and evidence necessary to establish that a price squeeze is an exclusionary abuse, and thus an infringement of EC competition law. It shows that the necessary conditions are demanding, and that the empirical test for a price squeeze must be...