Taking before pandemic numbers of GDP and population numbers by 2100 from here https://www.populationpyramid.net/population-size-per-country/2100/ https://www.p

Taking before pandemic numbers of GDP and population numbers by 2100 from here https://www.populationpyramid.net/population-size-per-country/2100/ https://www.populationpyramid.net/population-size-per-countr... , the top 15 of economies will only account for 40% of world population. ~25% coming from India and China as you said. So 6 billion people living in these "small economy countries" will not appreciate your sentiment.