Institutional Members: CEPR, NBER and Università Bocconi WORKING PAPER SERIES Optimal Legal Standards in Antitrust: Traditional v. Innovative Industries Giovanni Immordino, Michele Polo Working Paper n. 420 This Version: September 9, 2011 IGIER – Università Bocconi, Via Guglielmo Röntgen 1, 20136 Milano –Italy http://www.igier.unibocconi.it The opinions expressed in the working papers are those of the authors alone, and not those of the Institute, which takes non institutional policy position, nor those of CEPR, NBER or Università Bocconi.