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http://finance.townhall.com/columnists/politicalcalculations/2014/07/20/summer-2014-who-really-owns-the-us-national-debt-n1863927/page/full
您即将离开知乎,请注意您的帐号和财产安全。
http://finance.townhall.com/columnists/politicalcalculations/2014/07/20/summer-2014-who-really-owns-the-us-national-debt-n1863927/page/full