Substantial convergence or parallel paths? Similarities and differences in the economic analysis of horizontal mergers in U.S. and EU competition law.

Before the GE/Honeywell (1) case, the consensus was that transatlantic merger mastery displayed remarkable substantive convergence, despite substantial procedural differences. (2) In the aftermath of GE/Honeywell, commentators have emphasized the many significant differences in the way U and European Community (EC) competition authorities assess merger (3) The new debate on the reform of European Union (EU) merger ascendency has further highlighted apparent differences between the analyses carried without in the two jurisdictions. Where is the truth? Is the way EC and U merger sway works inherently different? This article attempts an answer to these questions through looking beyond the formal