There is growing worldwide concern about bias in the enforcement of competition law in favour of domestic firms. Even seemingly neutral antitrust laws can lead discrimination if they are enforced selectively. Authors investigate the distortions that national competition authorities generate when...

In this paper, we examine how the introduction of network externalities impact an open and vertically integrated platform's post-merger contractual relationship with third-party sellers distributing through its marketplace. Regardless of whether the platform uses linear contracts or two-part...

We set up a model to analyze the effects of mergers between sellers of complementary components where firms invest in compatibility and can engage in bundling. We consider the impact of merger on prices, investment and consumer surplus. We also analyse when the merged firm may have an incentive...