What the failure of a superstar student reveals about economics

When the economics department at the Massachusetts Institute of Technology issues a statement, it is often to celebrate a Nobel Prize. In the past decade, six of its professors have won the award—as many as the next two universities combined. But on May 16th it issued a different sort of press release: one disavowing research by a high-flying graduate student.

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This article appeared in the Finance & economics section of the print edition under the headline “Sine laude”