For the euro to work there needs to be the creation of a mechanism to transfer resources from areas which are performing well, to areas which are depressed. This will require a far larger centralised budget - which means the creation of a "Europe tax."
The Eurozone countries have not saved enough for their future pensioners - Britain has more invested than France and Germany put together. This will push up taxes across the Eurozone. LCAN The Law Careers Advice Network and Today in Politics.