Mobility isn't really falling, finds big new study from Chetty, Saez et al. It's long been low in US.http://mobile.nytimes.com/2014/01/23/business/upward-mobility-has-not-declined-study-says.html?_r=0&referrer= …
@DLeonhardt Dave, we discussed the shortcomings of Chetty's work last summer in NYT (see also comments):http://economix.blogs.nytimes.com/2013/07/25/the-complex-story-of-race-and-upward-mobility/?_php=true&_type=blogs&_r=0 …