While primarily a public health crisis, COVID-19 poses extraordinary threats to the U.S. and global economy, roiled financial markets, and triggered what is likely to be a very severe recession. It also has prompted unprecedented responses from monetary and fiscal policy. Federal Reserve Chair Jerome Powell, beginning his third year in the job, has led the Fed to cut interest rates nearly to zero, to take aggressive steps to support market functioning and liquidity, and to launch several emergency lending programs. In an online-only ...