The Spread of the corona virus and lasting damage the pandemic has done as it has slowed economic activity, shut down some firms and left workers jobless. Its full impact has been obscured by massive emergency government intervention to bail out companies and support workers. Only when that support is withdrawn will the veil be lifted. Just as epidemiologists have had to learn about the virus as it advances, economists must judge its economic toll on the fly. For example American labor market lies at the heart of all global economic forecasts. In June half the monetary-policymakers at the Federal Reserve thought the unemployment rate would fall slowly from its peak in the spring to finish 2020 at a level above 9.3%. Do you think that global economic growth needs help ?