Most European labour lawyers are currently engaged in a sharp war of words regarding fundamental social rights and their respective roles and functions in the coming new phase of European integration. Two main directions can be identified in the attempt to clarify the content of this debate and in order to look to the future as to new developments. The first has to do with the impact of the controversial rulings of the Court of Justice dealing with collective social rights. The enforcement of these judgments falls into the dangerous trap of proportionality principles and opens up difficult scenarios for judges and social partners alike at the national level when faced with overriding market freedoms.1 Some member states are already active i...