Olivier Costa List of articlesNo 1, 2000/1The European Parliament and Local Governments: Organizing People and InterestsNo 5, 2002/1The Relations between the Commission and the European Parliament as Seen through the Lens of ParliamentarianismNo 9, 2003/1Ideologies and Institutional Change in the European Union. Why Have Governments Continued to Strengthen the European Parliament?No 11, 2003/3Managing the European Parliament: The Paradoxes Surrounding an Unavoidable yet Weak General SecretariatNo 13, 2004/2The Contribution of the European Parliament Component to Negotiations about the ConventionNo 28, 2009/2The European Parliament in the Decision-Making Mechanisms of the European Union: Power at the Cost of ComprehensibilityNo 31, 2010/2The LEGIPAR Research ProjectNo 58, 2017/4The Observatory of European Institutions.