What you say is completely true. But you compare rich countries with other rich countries, and you are looking at exceptions rather than the trend. Morocco, the

What you say is completely true. But you compare rich countries with other rich countries, and you are looking at exceptions rather than the trend. Morocco, the poorest country you've chosen, is richer than India, the Philippines, Vietnam, Bangladesh, Pakistan, and Nigeria. https://ourworldindata.org/grapher/life-expectancy-vs-gdp-per-capita?country=USA~TUR~POL~LBN~BRB~MAR~SVN https://ourworldindata.org/grapher/life-expectancy-vs-gdp-pe... Once you get past $20k/yr GDP per capita, there's indeed limited additional benefit (there are diminishing returns). Which country is ahead of which other is essentially random. It depends on other factors, not GDP. But if look at the scenarios for Middle East and Africa, it would take roughly 10 years longer for the Green Road scenario to get to $20k/yr, compared to the Highway. https://ourworldindata.org/explorers/ipcc-scenarios?facet=none&Metric=GDP&Rate=Per+capita&Region=Middle+East+and+Africa https://ourworldindata.org/explorers/ipcc-scenarios?facet=no...