| 1 | Introduction |
| 2 | Some Theoretical Reflections: European Social Policy between National and Supranational Regulation |
| 2.1 | European Multilevel Governance |
| 2.2 | National Social Policy under Regime Competition and Legal Restrictions |
| 2.3 | Supranational Social Policy |
| 2.4 | European Social Policy between National and European Regulation, Market Freedom and Social Protection |
| 3 | The Empirical Case Study: Posted Workers in the Framework of Liberalized Services Provision |
| 3.1 | Posted Workers in the European Construction Industry |
| 3.2 | The Legal Status Quo: Liberalized Services Provision and Social Protection |
| 3.3 | Legal Bases for National and Supranational Regulation |
| 3.4 | The European Regulatory Effort: Supranational Political Entrepreneurship and the Logic of Intergovernmentalism |
| 3.5 | National Regulations as a Means of Overcoming European Deadlock |
| 3.6 | The European Directive: Protecting Divergent National Labor Law Regimes |
| 4 | Conclusion |
| 4.1 | The Regulatory Pattern in the Posted Workers Case |
| 4.2 | The Potential for Social Regulation in the Single European Market |
| 4.3 | Some Final Remarks |
| References |