The elephant curve[0] is an interesting quantification of global income changes in the modern era. Notably it represents global incomes so presumably the United

The elephant curve[0] is an interesting quantification of global income changes in the modern era. Notably it represents global incomes so presumably the United States occupies the higher end of this range. [0] https://en.wikipedia.org/wiki/The_Elephant_Curve https://en.wikipedia.org/wiki/The_Elephant_Curve