A new year, a new beginning. The latest monthly figures on the economy hardly confirm a change of gear, but nor do they back up the worst doom-mongers claiming decline and recession. It is neither doom nor boom, but a new year makes an opportunity to wipe the slate clean on policy, on a sense of certainty, and perhaps above all, the vibes in the economy. There is one chart that might explain quite a lot about both the state of and the prospects for the UK economy. And it might say a fair bit