A ‘Margin of Appreciation’ in the Internal Market: Lessons from the European Court of Human Rights - Legal Issues of Economic Integration View A ‘Margin of Appreciation’ in the Internal Market: Lessons from the European Court of Human Rights by James A. Sweeney - Legal Issues of Economic Integration A ‘Margin of Appreciation’ in the Internal Market: Lessons from the European Court of Human Rights James A. Sweeney 34 1 Legal Issues of Economic Integration