Now that parliament has taken control of Brexit, MPs have to decide what to do with it. Having already twice voted down Theresa May’s deal, what’s their way out of the crisis? The idea that appears to have most chance of securing majority support is the so-called Common Market 2.0, which is the brainchild of the Tory MPs Nick Boles and Oliver Letwin and Labour’s Lucy Powell. This would see Britain retaining membership of the single market by joining the European Free Trade Association (Efta) while signing up to a new customs union with the EU. By opting for this much softer Brexit, it is claimed, Britain can maintain frictionless trade with the continent, thereby removing the need for the Irish backstop and minimising damage