Jürgen Gerhards is Professor at the Free University, Berlin as well as the Managing Director of the Institute of Sociology. His research interests include cultural sociology, comparative European studies and sociology of the public sphere.Holger Lengfeld is Professor of Sociology at the University of Leipzig. His research focuses on social structure and social inequality, political sociology of European integration and economical as well as organisational aspects of sociology.

• 1. The European Union’s Crisis and its Impact on the Social Integration of Europe 2. System Integration and Social Integration in Europe: The Theoretical Framework 3. Europe of Market Citizens 4. Political Citizenship 5. Social Citizenship 6. The Future of the European Union Appendix: Dataset and Variables

Jürgen Gerhards is Professor at the Free University, Berlin as well as the Managing Director of the Institute of Sociology. His research interests include cultural sociology, comparative European studies and sociology of the public sphere.Holger Lengfeld is Professor of Sociology at the University of Leipzig. His research focuses on social structure and social inequality, political sociology of European integration and economical as well as organisational aspects of sociology.

• 1. The European Union’s Crisis and its Impact on the Social Integration of Europe 2. System Integration and Social Integration in Europe: The Theoretical Framework 3. Europe of Market Citizens 4. Political Citizenship 5. Social Citizenship 6. The Future of the European Union Appendix: Dataset and Variables

Jürgen Gerhards is Professor at the Free University, Berlin as well as the Managing Director of the Institute of Sociology. His research interests include cultural sociology, comparative European studies and sociology of the public sphere.Holger Lengfeld is Professor of Sociology at the University of Leipzig. His research focuses on social structure and social inequality, political sociology of European integration and economical as well as organisational aspects of sociology.

• 1. The European Union’s Crisis and its Impact on the Social Integration of Europe 2. System Integration and Social Integration in Europe: The Theoretical Framework 3. Europe of Market Citizens 4. Political Citizenship 5. Social Citizenship 6. The Future of the European Union Appendix: Dataset and Variables