Raj Chetty study summarized here.
James Pethokoukis comments:
I’m reminded here of the important findings about upward mobility found in Streets of Gold: America’s Untold Story of Immigrant Success by economists Ran Abramitzky (Stanford University) and Leah Boustan (Princeton University). This is the headline grabber: “Children of immigrants from nearly every country in the world are more upwardly mobile than the children of US-born residents who were raised in families with a similar income level.”