Between January 2020 and June 2021, the world spent about US $16.5 trillion (18% of world GDP) to fight COVID-19, and this amount does not even include the most important losses such as deaths, mental health effects, restrictions on human freedom, and other nonmonetary suffering. Nearly 90% of this amount was spent by developed economies; the rest by emerging market and developing economies. Low-income countries spent just US $12.5 billion, or less than 0.0001% of the total. Moreove ...