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16. America's Wealth Is Staggeringly Concentrated in the Northeast Corridor EMILY BADGERDEC 13, 2013 http://www.theatlanticcities.com/jobs- and-economy/2013/12/staggering- concentrated-wealth-americas- northeast-corridor/7872/

17. America's Wealth Is Staggeringly Concentrated in the Northeast Corridor EMILY BADGERDEC 13, 2013 http://www.theatlanticcities.com/jobs- and-economy/2013/12/staggering- concentrated-wealth-americas- northeast-corridor/7872/

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31. Ellen Byron. From Diapers to 'Depends': Marketers Discreetly Retool for Aging Boomers. Wall Street Journal. February 5, 2011: http://online.wsj.com/article/SB1000142 4052748704013604576104394209062 996.html

32. From University of Miami Biology. Retrieved 3/6/06: http://fig.cox.miami.edu/~cmalle ry/150/handouts/fertility.jpg Demographic transition