Anyone who spends their time analyzing the euro debt crisis will know that there is one question you get asked again and again. When will the single currency finally collapse? You can have fun giving a spuriously precise answer — July 28th, 2014, is my favorite (look it up on Wikipedia if you are wondering why). But the truth is no one really knows. The euro EURUSD+0.06% could stagger on from crisis summit to emergency bailout for another decade. Then again, it could be gone by the end of the month — if Greece is refused its third bailout, the country may be kicked out, and the entire currency could unravel over the ... (full story)