American markets, once a model for the world, are giving up on competition. Thomas Philippon blames the unchecked efforts of corporate lobbyists. Instead of earning profits by investing and innovating, powerful firms use political pressure to secure their advantages. The result is less efficient...

Across the globe, Google, Amazon, Facebook, Apple and Microsoft have accumulated power in ways that existing regulatory and intellectual frameworks struggle to comprehend. A consensus is emerging that the power of these new digital monopolies is unprecedented, and that it has important...

This article looks at the commonalities and disparities in the rules against single-firm market abuses in the US and in the EU and their enforcement. Despite they target the same type of business behaviour, the US and the EU have always followed divergent paths. This article will examine...

Periods of profound innovation and technological change invariably result in short run winners and losers. The rise of big box retailers like Wal-Mart, as well as the existence of large supermarket chains, has led competition authorities to focus anew on the issue of buyer power. Antitrust...