Sharing Vaccines Across Borders to End the Pandemic Faster | AIChE

Sharing Vaccines Across Borders to End the Pandemic Faster


Vaccines are a crucial tool for saving lives and bringing the COVID-19 pandemic to an end. But how best to allocate shots that are in short supply?

A new model of vaccine distribution that accounts for potential waning immunity and the movement of people between nations suggests that in most cases, countries with high access should share their supply with low-access countries. Though concerns about the duration of protection from the vaccines add uncertainty, the study authors find few scenarios in which “vaccine nationalism” — i.e., stock-piling vaccines — is beneficial..

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