• Thurner Paul W., Eric Linhart (2004): Political Multilevel Negotiations and Issue Linkage during an EU Intergovernmental Conference: An Empirical Application, Computational and Mathematical Organization Theory. (Special Issue on Social Structures, Decision Making, and Governance in the Information Society, ed. by Giampiero E.G. Beroggi), 10, 3, pp. 243-266.

• Binder Tanja, Andreas M. Wüst (2004): Inhalte der Europawahlprogramme deutscher Parteien 1979-1999, Aus Politik und Zeitgeschichte, 17, pp. 38-45.

• Scherer Stefani, Irena Kogan (2004): Erwerbseintritt in Europa, Bildung und Erziehung, 57, 2, pp. 133-154.

• Quittkat Christine, Arnold Wilts (2004): Corporate interests and public affairs: Organised business–government relations in EU member states, Journal of Public Affairs, 4, 4, pp. 384-399.

• DiPrete Thomas A., Markus Gangl (2004): Assessing bias in the estimation of causal effects: Rosenbaum bounds on matching estimates and instrumental variables with imperfect instruments, Sociological Methodology, 34, 1, pp. 271-310.

• Larat Fabrice (2004): L’idée d’Europe après guerre chez les chrétiens issus de la résistance et de l’opposition au nazisme, L’Europe en Formation, 2, pp. 43-74.

• Wendt Claus, Theresa Thompson (2004): Social Austerity versus Structural Reform in European Health Systems: A Four-Country Comparison of Health Reforms, International Journal of Health Services, 34, 3, pp. 415-433.

• Ebbinghaus Bernhard (2004): The changing union and bargaining landscape: union concentration and collective bargaining trends, Industrial Relations Journal, 35, 6, pp. 574-587.

• Bäck Hanna, Jan Teorell, Anders Westholm (2004): Explaining Modes of Participation. A Dynamic Test of Alternative Theoretical Models, [ Annual Meeting of the American Political Science Association, Chicago, ]

• Bäck Hanna, Patrick Dumont (2004): A Combination of Methods. The Way Forward in Coalition Research, [ Annual Meeting of the American Political Science Association, Chicago, ]

• Melbeck Christian (2004): Vortrag "Methodische Grundlagen der Netzwerkanalyse" und praktische Einführung in die Netzwerkanalyse mit dem Programm UCINET, [ Workshop Methoden, Theorie und Anwendung Quantitativer Netzwerkanalyse, Universität Kiel, Graduiertenkolleg 'Betriebswirtschaftliche Aspekte lose gekoppelter Systeme und Electronic Business', ]

• Schmitt Hermann (2004): European Election Studies, 1979 - 2004, [ Workshop 'The Impact and Utility of the Eurobarometer in Social Sciences and Humanities', EU Brüssel, ]

• Schmitt Hermann (2004): Ergebnisse der Europawahl 2004, [ 'La construction européenne au prisme des élections au Parlement européen de juin 2004' - Einladung der Association Francaise des Sciences Politiques, Europaparlament Strasbourg, ]

• Schmitt Hermann (2004): Ergebnisse der Europawahl 2004, [ Jahrestagung der Societa Italiana di Studi Electorali, Universtität Mailand, ]

• Schmitt Hermann (2004): Ergebnisse der Europawahl 2004, [ Max-Weber-Summer School, Universidad International Menendez Pereira, Santander, ]

• Schmitt Hermann (2004): Ergebnisse der Europawahl 2004, [ Workshop 'Wähler und Parteien' der Konrad-Adenauer-Stiftung, Villa La Collina, Cadenabbia, ]

• Schmitt Hermann (2004): Demokratie und Legitimität in der EU, [ Fakultätskolloquium SOWI, Universität Duisburg, ]

• Schmitt Hermann (2004): 'Legitimacy and Democracy in the EU', [ Public Lecture, University of Lisbon, ]

• Schmitt Hermann (2004): Presentation of Stimulus Paper, [ Planning Committee and Public Conference on the Third Wave of the 'Comparative Study of Electoral Studies', Mexico City, ]

• Römmele Andrea, Stephen J. Ward, Wainer Lusoli (2004): Representative Democracy and the Internet, pp. 1-16. London, Routledge

• Römmele Andrea, Rachel K. Gibson, Stephen J. Ward (2004): The Future of Representative Democracy in the Digital Era, pp. 194-199. London, Routledge

• (2004): Electronic Democracy? Mobilisation, Participation and Organisation via new ICTs, 33, pp. 205. London, Routledge

• Grehl Lukas (2004): Soziale Bedingungen des bilingualen Spracherwerbs bei Migranten, Mannheim, Universität Mannheim

• Kogan Irena (2004): Labour market integration of immigrants in the European Union: The role of host countries' institutional contexts, Mannheim, Universität Mannheim

• Wüst Andreas M., Dieter Roth, Elisa Krauch (2004): Heidelberg-Studie 2003, pp. 4. Heidelberg, Stadt Heidelberg