What does EU law truly mean for the member states? Do they abide or don't they? This book presents the first encompassing and in-depth empirical study of the effects of 'voluntaristic' and (partly) 'soft' EU policies in all 15 member states. The authors examine 90 case studies across a range of EU Directives and shed light on burning contemporary issues in political science, integration theory, and social policy. They reveal that there are major implementation...