ed to earn over half the national income They got 45 8 percent in 2013 55 0% 50 0 45 0 40.0 1970 75 '80 '85 '90 '95 '00 '05 2010 Source QaCsmittlesanu Stetitestald As the middle class share dwindles, it's harder for typical Americans to put anything aside. Remember how the United States ranks fourth in the wor