Experts stressed states should continue to pursue a policy of fiscal support for businesses to prevent an economic collapse.
The global economy may face US$35 trillion in losses by 2025 over the coronavirus pandemic and its negative economic impact.
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"You have to get quite a lot of the population vaccinated before the economic costs start to come down," the publication quoted McKibbin as saying.
Other experts interviewed by Bloomberg stressed that states should continue to pursue a policy of fiscal support for businesses to prevent an economic collapse.