This paper provides a guide to understanding physician claims data. Physician claims data reflect the prices and quantity of procedures provided by physicians and billed to insurers. These data are often used by policy analysts, legal professionals, and academics to analyze price dynamics in...

We collect a sample of EU and US in-depth merger investigation, estimate models of the regulatory decisions and use the models to compare merger policies in the two jurisdictions. The approach used allows us to decompose observed differences between merger decisions into regime effects and...

Using a combination of public and internal information, this paper compares and contrasts EU and US merger policies. Common economics seems to lead both authorities to consider remarkably comparable portfolios of mergers once the nominal differences in the regimes (US reviews more cases) are...