Could that weird cramp in your belly be the start of labor—or is it just another bout of indigestion? Maybe it's the real deal, or maybe it's just Braxton Hicks. Can you even have contractions before ...
David Autor is a professor at M.I.T. Anton Korinek is a professor at the University of Virginia. Natasha Sarin is the president of the Budget Lab at Yale. See more of our coverage in your search ...
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