Myopic self-interest restricts access to COVID-19 vaccines

COVID-19 vaccination presents a picture of inequality: about 51% of the world’s vaccines are in the hands of 14% of the global population. Between and within countries, the distribution of vaccines has reflected existing racial and socioeconomic hierarchies rather than allocations that would maximise collective social welfare. Many countries see this as a contest. As a result, ‘winners’ order many [...]