Europe needs to break up so it can stay together

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THE European project is in a funk. Talk of ever-closer union has been silenced by the UK decision to quit the European Union. The long-term solution lies in acknowledging that while some European countries want nothing more ambitious than a free-trade area, others should get on with building a full-fledged United States of Europe.

A coalition of the able and willing – the former qualification being much more important than the latter – should retain the euro but cut loose the currency’s weaker members.