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My paper on the Pig in the Python is now free of copyediting errors! www.pnas.org/doi/10.1073/... Gift link: www.hist.umn.edu/~ruggles/Art...
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This analysis revisits the relative cohort size hypothesis proposed by demographer Richard Easterlin in the 1960s. Easterlin argued that the econom...
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The pig in the python: US decennial labor flows and economic opportunity, 1910–2040 | PNAS
Steven Ruggles