Which Countries Are Best At Converting National Wealth Into Well-Being? : Goats and Soda : NPR

There's also a list of countries that do worse than average. Spoiler alert: The United States is one of them.
http://www.npr.org/sections/goatsandsoda/2016/08/02/488404302/which-countries-are-best-at-converting-national-wealth-into-well-being