Fortune: The next great crisis: America's debt

Sean Tully writes for Fortune magazine:

Normally Paul Krugman, the liberal pundit and Nobel laureate in economics, and Paul Ryan, a conservative Republican congressman from Wisconsin, share little in common except their first names and a scorching passion for views they champion from opposite political poles. So when the two combatants agree on a fundamental threat to the U.S. economy, Americans should heed this alarm as the real thing. What's worrying both Krugman and Ryan is the rapid increase in the federal debt - not so much the stimulus-driven rise to mountainous levels in the next few years, but the huge structural deficits that, under all projections, keep building the burden far into the future to unsustainable, ruinous heights.

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