Antitrust policy in the United States and Europe relies increasingly on economic analysis. Economic theory and empirical analysis play a central role in antitrust decisions in the courts and in the formulation and enforcement of policy. Antitrust cases are argued using sophisticated economic...

"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...