When the pandemic first emerged in China in January 2020 and then broke out in Europe and the US a few weeks later, nobody could have predicted the extraordinary developments of the global economy. The digitalization of the modern economy has been markedly accelerated as many workers had to work from home.  On the demand side, consumers had to bring to a halt spending for leisure activities. People who were not working for businesses directly impacted by the pandemic have seen their savings soar as overall households saving rates exploded across the world as a percentage of income ...