Twelve years on, economists have shown little inclination to go back and check. One exception is Timothy Kehoe, an economist at the University of Minnesota.

12年来，经济学家们很少有兴趣回溯检查，除了明尼苏达大学的一名经济学家Timothy Kehoe。

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One exception is Timothy Kehoe, an economist at the University of Minnesota.

ECONOMIST: Economic models