The global corporate and political elite descend upon Davos, Switzerland, once again Wednesday for the annual economic summit.

This year, much of the talk will focus on the resurgent U.S. economy. The World Bank’s top economist has called it the “single engine” in the global economy.

Still, Adam Posen, president of the Peterson Institute of International Economics in Washington, D.C., says this year the American economy is simply winning a global “least ugly contest.”

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