Well, the obvious answer has to do with the fact that a shared money system allows money to be concentrated regionally which in turn means that people have to f

Well, the obvious answer has to do with the fact that a shared money system allows money to be concentrated regionally which in turn means that people have to follow the money to where it is being concentrated. The most prominent example is Greece being drained of Euros and of its young workers who have no choice but to go to work in Germany. Then the Germans complain about immigration without realising that they encourage this with their economic policy. They think these things are two separate problems that require separate solutions, when in reality they are the same problem.