Dívida americana

The U.S. government's books are in the red by more than $86.8trillion, according to an influential  University of California San Diego economist.

Read more: http://www.dailymail.co.uk/news/article-2380987/Leading-economist-says-US-national-debt-actually-86-8TRILLION.html#ixzz2aYGZaHsV
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