The recent release of a revised set of GDP statistics by Britain’s Office for National Statistics showed that growth had not quite, as previously thought, been negative for two consecutive quarters in the winter of 2011-12. The point, as it was reported, was that a UK recession (a second dip after the Great Recession of 2008-09) was now erased from the history books — and that the Conservative government would take a bit of satisfaction from this fact. But it should not.