The paper studies the effects of the Pfizer and Pharmacia (2003) merger on competition in the Swiss pharmaceutical … market and compares the assessment of the Swiss Competition Commission (COMCO) with the post-merger market developments. We … find that the merger has had a miniscule impact on the Swiss pharmaceutical market. This has primarily to do with the fact …

We analyze the efficiency defense in merger control. First, we show that the relationship between exogenous efficiency … find that merger proposals are largely aligned with a proper social welfare analysis which explicitly considers the without … merger counterfactual. We demonstrate that the merger specificity requirement does not help much to select socially desirable …