Because interest rate differentials are a big factor in currency moves, the DBV shorts the three currencies of G10 countries with the lowest rates and goes long the three with the highest rates.

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As opposed to having Greece deal with its own debt issues, using their own fiscal, monetary and currency, measures, EU countries now have to coordinate the opinions of the 26 other member countries and factor in the implications on 27 different economies and cultures with a single, coordinated currency and interest rate framework.

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