Watch any talk by Hans Rosling - this one https://www.ted.com/talks/hans_rosling_on_global_population_growth https://www.ted.com/talks/hans_rosling_on_global_po

Watch any talk by Hans Rosling - this one https://www.ted.com/talks/hans_rosling_on_global_population_growth https://www.ted.com/talks/hans_rosling_on_global_population_... for example - and you'll learn that your mixing up cause and effect re affluence and children.