1. A thread on the economics of Covid vaccines. Good stuff.
2. The cultural foundations of democracy. Not about Covid, but interesting.
6. Alec Stapp on what exactly went wrong with testing. “There have been three major regulatory barriers so far to scaling up testing by public labs and private companies: 1) obtaining an Emergency Use Authorization (EUA); 2) being certified to perform high-complexity testing consistent with requirements under Clinical Laboratory Improvement Amendments (CLIA); and 3) complying with the Health Insurance Portability and Accountability Act (HIPAA) Privacy Rule and the Common Rule related to the protection of human research subjects.”
11. New calibrated estimates, possibly important, no paper but with NYT graphics. One implication is that already far more people have it than we had thought.