How Vaccine Nationalism Could Extend Pandemic’s Run

The race to develop an inoculation against Covid-19, involving vaccine developers in more than 30 countries, entails cross-border collaboration but also high-stakes competition. Some countries are using their research dollars to try to buy the first place in line for supplies in the event an experimental vaccine proves effective. Public health specialists warn that such vaccine nationalism could result in the pandemic lasting longer, by preventing the most efficient allocation of shots to preven