The escalating debt crisis on the eurozone periphery is starting to contaminate the creditworthiness of Germany and the core states of monetary union. Credit default swaps (CDS) measuring risk on German, French and Dutch bonds have surged over recent days, rising significantly above the levels of non-EMU states in Scandinavia. "Germany cannot keep paying for bail-outs without going bankrupt itself," said Professor Wilhelm Hankel, of Frankfurt University. "This is frightening people. You cannot find a bank safe deposit box in Germany because every single one has already been taken and stuffed with gold and silver. It is like an underground...