The global economy is emerging, tentatively, from the deepest recession that it has faced since the 1930s. Over the past three months, signs that the spread of the virus has started to slow, on average around the world, by more than one might expect purely as a consequence of lockdown measures, have led us to increase the weight we attach to a so-called ‘V-shaped’ recovery from 40% back in mid-March to 60% today. In our central scenario, the global economy…