about D policies to support businesses through the COVID-19 pandemic. While governments around the world have implemented a … wide range of policy support measures, evidence on the reach of these policies, the alignment of measures with firm needs … the more vulnerable firms and countries, and identifies mismatches between policies provided and policies most sought. It …

performance of policies to manage the administration of two-dose vaccines given supply uncertainty. The mathematical structure of … the model suggests simple ``set-aside'' policies that prioritize second doses and set aside some vaccine for second doses … that are due in the coming weeks; any remaining vaccine is given as first doses. We can determine good set-aside policies …