• European Policy Failure during the Refugee Crisis: Partial Empowerment, Reluctant Agents, a Cacophony of Voices, and Unilateral Action, EUI Working Papers RSCAS 2018/36 (2018).
  • Accountable to Whom and How? Logics of Accountability in EU Governance during the Sovereign Debt Crisis, paper presented at the AKI-DVPW and Comparative Politics joint conference „Gewaltenteilung und Demokratie im Mehrebenensystem der EU – neu, anders – oder weniger legitim?, FU Berlin, 9-10 October 2014 and updated version to be presented at the European Union Studies Association, Boston 5-7 March 2015.
  • Internationale Organisationen als Forschungsgegenstand. Oder “Über Blinde und die Gestalt des Elefanten”, paper presented at the International Relations Session of the Deutsche Vereinigung für Politikwissenschaft, Magdeburg 25-27 September 2014.
  • Acting on Behalf of Collective and Multiple Principals: The European’s Commission Discretion after Lisbon, paper presented at the Workshop The EU in International Negotiations, Global Governance Program, European University Institute (EUI), 23-24 Juni 2014 and updated version to be presented at the European Union Studies Association, Boston 5-7 March 2015.
  • The Perils of Delegation: Using Oversight Mechanisms to Minimize Agency Slack, paper presented at the Eurofort Workshop on European Integration, Princeton University and HU Berlin joint conference, July 21, 2014.
  • Controlling International Organizations after Delegation of Power: The Use of Oversight Mechanisms to Minimize Agency Losses, paper to be presented at the European Consortium for Political Research Joint Sessions, Salamanca, 11-14 April 2014.
  • Internal Cohesiveness and External Effectiveness of the EU in World Politics, paper presented at the Conference for European Studies, Washington D.C., 14-16 March 2014.
  • A Cacophony of Voices? The EU’s Cohesiveness in the Negotiation of Bilateral and Multilateral Trade Agreements, paper presented at the International Studies Association Annual Convention, San Francisco, 3-6 April 2013 and at the European Union Studies Association, Baltimore, 9-11 May 2013.
  • Delegation of Power to International Organizations and Institutional Empowerment over Time: A Research Design, paper presented at the International Studies Association Annual Convention, San Francisco, 3-6 April 2013.
  • Delegation of Power to International Organizations and Institutional Empowerment over Time, paper presented at the die European Consortium for Political Research Joint Sessions, Mainz, 12-15 March 2013.
  • The EU as a Global Actor: The Impact of Asymmetrical Bargaining Power and BATNAS on Trade Agreements, paper presented at the Conference for European Studies, Boston, 22-24 March 2012.
  • The EU as an Actor in the Negotiation of Trade Agreements: Asymmetrical Bargaining Power and Best Alternatives to a Negotiated Agreement, paper presented at the Workshop “Regional Organizations as Global Players: Active=Influential?”, Zeuthen, 28-29 October 2011.
  • Do Agents Run Amok? Explaining Different Forms of Delegation of Power to International Organizations and Agency Slack over Time, paper presented at the Workshop “Public Administration in the Multilevel System”, Humboldt University Berlin, 23-24 June 2011.
  • Embedding International Institutions in Time: the Impact of Time Rules on Multilateral Trade Negotiations, paper presented at the Workshop “Institutional Dynamics in World Politics: Explaining Variation in Scope, Pace, and Direction of International Institutional Change” at the Social Science Research Center (Wissenschaftszentrum [WZB]), Berlin, 7-8 April 2011.
  • Delegation of Power to International Organizations: Control Gaps, Agents’ Discretion and Autonomy in the Principal-Agent Relationship over Time, paper presented at the International Studies Association Annual Convention, Montréal, 15-19 March 2011.
  • Embedding International Negotiations in Time: Stages of Negotiation, Time Pressure, BATNA, and Time Horizons Effects on Barganing Outcomes, paper presented at the International Studies Association Annual Convention, Montréal, 15-19 March 2011.
  • The WTO at the Crossroads? Negotiating under the Shadow of Time and Domestic Political Constraints, paper presented at the conference “Myth or Reality? The Promise of Economic Multilateralism” at the Leonard Davis Institute for International Relations, Hebrew University of Jerusalem, 20-21 December 2010.
  • Delegation of Power to International Organizations: Agency Losses and Unintended Consequences over Time, paper presented at the SGIR 7th Pan-European International Relations Conference, Stockholm, 9-11 September 2010.
  • Explaining the Doha Impasse: The Impact of Domestic Political Institutions on the EU, U.S., Brazilian and Australian Negotiating Positions, paper presented at the SGIR 7th Pan-European International Relations Conference, Stockholm, 9-11 September 2010.
  • The Commission-as-Agent at the Interface between Internal EU Decision-Making and External WTO Negotiations: An Analysis of Tactical Opportunities and Agency Losses, paper presented at the International Studies Association Annual Convention, New Orleans, 17-21 February 2010.
  • Delegation and Agency Losses in EU Trade Politics, EUI Working Paper, San Domenico, Fiesole: RSCAS 2009/18.
  • Who Controls Whom? Dynamics of Power Delegation and Agency Losses in EU Trade Politics, paper presented at the Second Conference on the Political Economy of International Organizations, Geneva, 29-31 January 2009.
  • On the Time Dimension of International Trade Negotiations, paper presented at the Workshop Political Science and Political Time, University of Potsdam, 2-3 April 2009.
  • Agricultural Trade Liberalization and the Doha Round: A Two-level Game Analysis of the EU Negotiating Position, paper presented at the European Consortium for Political Research Joint Sessions, Lisbon, 14-19 April 2009.
  • Delegation of Power to International Organizations: Agency Losses and Unintended Consequences, paper presented at the 8ste Nederlands-Belgisch PoliticologenEtmaal,  Nijmegen, 28-29 May 2009.
  • Delegation of Power to Supranational Institutions: Agency Shirking or Agency Slippage?, paper presented at the European Consortium for Political Research Joint Sessions, Rennes, 11-16 April 2008.
  • Die Interaktion von Innen- und Außenpolitik in den internationalen Beziehungen: eine historisch-institutionalistische Analyse der WTO-Agrarverhandlungen 1995-2005, paper presented at the International Relations Session of the Deutsche Vereinigung für Politikwissenschaft, Mannheim, 6-7 October 2005.
  • Executive Supremacy in the French Legislature: the Impact of Institutional Procedures in the Reform of the French Welfare State, paper presented at the European Consortium for Political Research Joint Sessions, Granada, 14-19 April 2005.
  •  Die Interaktion zwischen Akteurspräferenzen und dem institutionellen Rahmen in EU-Verhandlungen am Beispiel der Gemeinsamen Fischereipolitik, paper presented at the conference „Forschungslogik und Methoden der Internationalen Beziehungen und der Europaforschung”, Hofgeismar, 2-4 April 2003.
  • Die Reform der Gemeinsamen Agrarpolitik: Anpassungsbedarf und Reformvorschläge. Berlin: Institut für Europäische Politik, 2003.
  • France: Some Failed and Successful Attempts to Reform the French Pensions System, paper presented at the Workshop on Pension Politics, Humboldt-University, 7-8 December 2003.
  • The EU Negotiation Process: Interests, Institutions, Decision Rules, and Iterated Bargaining, paper presented at the BP Transatlantic Programme Workshop for Advanced Ph.D. Students on EU Politics, European University Institute, 7-8 June 2002.
  • A Micro-model of the EU Negotiation Process: Interests, Institutional Rules and Iterated Bargaining – The Case of Fisheries, European Consortium for Political Research, Standing Group on Analytical Politics and Public Choice, Working Paper 26, 2001.
  • The Reform of European Government Structures: The Territorial Reforms in Belgium, Spain and Italy, paper presented at the Ionian Conference II: Integrating the New Europe, Corfu 13-16 Mai 1999.
  • Konvergenz und Kohäsion in Südeuropa: Eine Analyse der Auswirkungen der Strukturfondsförderung in Portugal und Spanien. Berlin: FU, Magisterarbeit, 1999.