By Noah Barkin
The euro zone crisis is back – at least in the minds of many Germans.
Since last summer, the influx of hundreds of thousands of refugees from the war-torn Middle East has overshadowed all else, dominating the political debate in Berlin and the front pages of German newspapers.
But over the past weeks a shift has taken place. With the tide of arriving migrants slowing to a trickle, angst over Europe’s long-suffering currency bloc has returned – with a vengeance.
“A storm is brewing,”...