Peter Bofinger — German Economist born on September 18, 1954,

Peter Bofinger is a German economist and member of the German Council of Economic Experts. He is the only proponent of Keynesian economics in this council... (wikipedia)

Germany would be the biggest loser in a euro breakup.
One needs a comprehensive concept that decides just how much debt states like Greece, Ireland, Portugal, Spain and Italy can sustainably bear.
I don't expect to get a standing ovation from businessmen when I call for higher wages.
Germany is not like Ireland or Denmark. It is a country where the domestic market counts much more than the external market.
It is true that a population which is growing older needs to save, but the question is in what form the savings are made.