"This Introduction summarizes the contents and explains the methodology of the book and of its main policy conclusions on how constitutional democracies should respond to the increasing governance failures inside and beyond states. All UN member states have employed constitutional law for...

A source of anxiety of policy makers and the public in general is the detrimental impact of trade and immigration on unemployment. The transitory restrictions for worker migration after the EU enlargements of 2004 and 2007 exemplify the supposed negative effect of immigration on labor markets....