Introduction Ioannis Lianos and Okeoghene Odudu; Part I. The 'Trust' Theory of Integration: 1. Trust, distrust and economic integration: setting the stage Ioannis Lianos and Johanness Leblanc; Part II. Unpacking the Premises: Mutual Recognition, Harmonization: 2. Forms of mutual recognition in the field of services Vassilis Hatzopoulos; 3. Trust and mutual recognition in the services directive Gareth Davies; 4. Mutual recognition in the global trade regime: lessons from the EU experience Wolfgang Kerber and Roger Van Den Bergh; 5. Public procurement and public services in the EU Chris Bovis; Part III. The Interaction between Pluralism, Trust and Economic Integration: 6. Shifting narratives in European economic integration: trade in services, pluralism and trust Ioannis Lianos and Damien Gerard; 7. Trusting the poles, Mark 2: towards a regulatory peace theory Kalypso Nicolaidis; Part IV. Private Parties and the Economic Integration Process: 8. Who's afraid of the total market? On the horizontal application of the free movement provisions in EU law Harm Schepel; 9. The EU Services Directive and the mandate for the creation of professional codes of conduct Panagiotis Delimatsis; Part V. Seeds of Distrust: Regulatory Competition and Diversity in the Social Sphere: 10. Transborder provision of services and social dumping: rights-based mutual trust in the establishment of the internal market Olivier De Schutter; 11. Reconceptualizing the constitution of Europe's post-national constellation – by dint of conflict of laws Christian Joerges and Florian Rödl; 12. Fundamental rights as sources of trust and voices of distrust in the European internal market Antoine Bailleux; Part VI. Extensions: the Relevance of the 'Trust Theory' of Integration in the Context of the WTO: 13. I now recognize you (and only you) as equal: an anatomy of (mutual) recognition agreements in the GATS Juan A. Marchetti and Petros C. Mavroidis; 14. Importing regulatory standards and principles into WTO dispute settlement: the challenge of interpreting the GATS Arrangements on Telecommunications Robert Howse.