Europe's situation is particularly tricky, because the euro zone is not an optimal currency area.

由于欧元区并非最优货币区，使得欧洲的情况特别棘手。

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Third, more members in the currency area meant more seats at the table, rendering decision-making about enforcing criteria more difficult.

第三，欧元区成员国越多就代表着席位越多，也就意味着制定执行决策更为困难。

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French activity growth was at its slowest in ten months, highlighting the asymmetry of the recovery within the 16-nation common-currency area.

法国活跃增长是10个月来最低点，和16个国家共同货币区的复苏成鲜明对比。

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Nations in the euro area share a common currency, but not a common financial policy.

VOA: special.2010.02.12

So it has created a pessimal currency area, offering the worst of both worlds.

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The past decade, though, has also exposed Europe's weaknesses as an optimum currency area.

WSJ: Troubles in Euro Zone Offer Chance to Fix Its Flaws

This would have an impact on the other 16 nations in the eurozone single-currency area, it warned.

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