It's not as strong as western Europe or Canada so what are you comparing it to? China? Brazil? https://en.m.wikipedia.org/wiki/Socioeconomic_mobility_in_the_Uni

It's not as strong as western Europe or Canada so what are you comparing it to? China? Brazil? https://en.m.wikipedia.org/wiki/Socioeconomic_mobility_in_the_United_States https://en.m.wikipedia.org/wiki/Socioeconomic_mobility_in_th... Also, moving up a quintile is not that great of a move when you have to be in the top 10% to have a nice life in the US.