HUFFPOST VIDEO
10/11/2013 10:42 am ET

Ferguson To Krugman: 'Paul, You DERP!' (LIVE VIDEO)

HuffPost Live

Harvard professor and author Niall Ferguson took on Paul Krugman in a series of blog posts on The Huffington Post. He joined HuffPost Live host Alyona Minkovski to talk about "Krugtron The Invincible" and uses some of Krugman's own terminology, dubbing the famed economist a DERP himself.

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