"The Euro is a mechanism by which Northern Europe is funding Southern Europe. And the line is right at Milan."
Alan Greenspan CNBC 4/21
I would disagree on the line though, Emilia Romagna is south of Milan and is one of the richest regions of Italy--ex. Maranello where Ferraris are made. Also Catalonia is really strong economically despite Spain's overall shakiness, one of the Four Motors of Europe.