This feels like an agonisingly long wait when events are moving as fast as they are. And other big forecasters move equally slowly: the Bank of England, IMF and OECD all produce updates once a quarter ...

The relative shelter from volatility is highlighted by the fact that in the period since 9 April, while the FTSE has made slow and steady progress, the S&P 500 has seen one daily decline of almost 3.5 ...