Spain, which, like Britain, came late to the EU feast, when its rules and edifices were already set in stone, has suffered more economically from being locked into the coffin of the euro than any other EU state except Greece. With half its young people out of work and its most prosperous region, Catalonia, eager to break away, Spain is terrified of any relaxation in the suffocating financial regulation that has condemned the eurozone to stagnation. This it has added its voice to the chorus of disapproval.