Facing unprecedented uncertainty and drastic trade-offs between public health and other forms of human well-being, policymakers during the Covid-19 pandemic have sought the guidance of epidemiologists and economists. Unfortunately, while both groups of scientists use many of the same basic...

Substantial weaknesses in the preparation by public health authorities and governments increased the health and economic costs of the Covid-19 pandemic relative to what they would have been if pre-existing recommendations had been followed and a wider set of plans had been put into place....

Much has been revealed recently regarding the relative unpreparedness of Public Health Authorities and their governments in many countries. We show that a lack of preparedness for the Covid-19 pandemic resulted from four major types of shortcomings. First, even when there were problems noted in...

This study documents how the demographics of new infections and mortality changed over time across US counties. We find that counties with a larger population share aged above 60 were hit harder initially in terms of both cases and mortality in March and April while counties with a larger...