Greece may not leave the euro zone in the immediate future but the bloc will have to become a transfer union to keep it in, influential economist Nouriel Roubini said Wednesday in Berlin. “To keep Greece in the euro zone, effectively you need a transfer union, you have to realize that the problems of Greece are long-term, it’s going to take 10 to 20 years to do the austerity and the reform to stabilize Greece and therefore you have to give money and you have to be patient,” Mr. Roubini said. “If you’re willing to do that for the sake of keeping the euro zone together, whether it’s economic reasons or political or geo ... (full story)