Despite rise in inequality, climbing the economic ladder hasn't gotten harder since the 1970s | Fox News

Despite rise in inequality, climbing the economic ladder hasn't gotten harder since the 1970s | Fox News: "the study found that 9 percent of children born in 1986 to the poorest 20 percent of households were likely to climb into the top 20 percent — little-changed from 8.4 percent for such children born in 1971."