The writer is chair of Rockefeller International
By late 2020, many economists saw a silver lining in the pandemic. Stuck at home, people were adopting digital technology at an accelerating pace. Productivity was surging. Perhaps the long, debilitating decline in productivity growth was over. Alas, after peaking above 3 per cent the surge collapsed, exposed as a blip typical during the early stages of a recovery, when businesses are…