United States as a less upwardly mobile society than many comparable nations

Recent studies has found the United States to be a less upwardly mobile society than many comparable nations. One survey reported that 42 percent of American boys raised in the bottom fifth of income stayed there as adults. Just 8 percent of American men made the jump from the lowest fifth to the highest fifth, compared to 12 percent for their counterparts in Britain.

Read more from the NY Times: http://opinionator.blogs.nytimes.com/2013/02/14/downton-and-downward