You're reading: The Economist: Britain and the EU agree on the hardest Brexit

THE POST-BREXIT deal announced on December 24th by Boris Johnson, Britain’s prime minister, and Ursula von der Leyen, the European Commission’s president, has come extremely late for Christmas. It is also painfully close to the end of the standstill transition period on December 31st. It falls short of the best-in-class, comprehensive free-trade agreement that Mr Johnson once promised. And costly disruption to today’s frictionless trade is inevitable when Britain leaves the EU’s single market and customs union on January 1st. All the same, the deal is welcome. It will at least constitute a base on which to build further agreements.

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