Is the difference between core and periphery a problem?

核心国和边缘国之间的经济差异是个问题吗？

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This division of core and periphery is common in many countries.

这种核心地带与边缘地带的区别，在很多国家都存在。

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France and Germany have emerged from recession; Italy and Spain are still struggling. Is the difference between core and periphery a problem?

法国和德国已经从衰退泥潭中全身而退；意大利和西班牙还处在水深火热中。核心国和边缘国之间的经济差异是个问题吗？

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EU, the authors split selected member countries into two groups: the core and the periphery.

ECONOMIST: Economics focus

With a common monetary policy, both the core and the periphery are about to get the opposite of what they need.

ECONOMIST: Europe grows apart

But optimists argue that the scale of the bond-market moves and the dynamics behind them are totally different in the core and in the periphery.

ECONOMIST: Get ready for more volatility in government bonds