They trained rhesus monkeys on a task that was, in a crude sense, a monkey IQ test.

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Because, says Chellaney, that test was done with a crude fission device detonated without a warhead.

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Anbound, a Beijing-based consultancy, says it believes that China's crude oil exports to North Korea dropped considerably in September, even before the nuclear test.

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And Keynesianism, or at least the crude type that is argued over in politics today, has failed just such a test as Don Boudreaux Russ Roberts reminds us.

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