If poor countries go unvaccinated, rich ones will pay, a study shows.

Ensuring that every country gets enough vaccines against COVID-19 should not only be done for humanitarian reasons: It is also of economic interest, says a study commissioned by the International Chamber of Commerce. If less prosperous countries do not receive sufficient vaccinations, the rich countries will have to bear the (economic) costs.

In the worst-case scenario: If wealthy countries are fully vaccinated by the middle of this year and poor countries are largely excluded – the global economy would suffer losses of more than $9 trillion, a sum greater than the annual output of Japan and Germany combined.

Even if researchers do not expect the worst and assume that developing countries vaccinate half the population by the end of 2021, the global economy would take a hit of between $1.8 trillion and $3.8 trillion.

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