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THE POTATO’S CONTRIBUTION TO POPULATION AND …

THE POTATO S CONTRIBUTION TOPOPULATION and urbanization : EVIDENCE FROMA HISTORICAL EXPERIMENT NATHANNUNN ANDNANCYQIANW eexploit regional variation in suitability for cultivating potatoes , togetherwith time variation arising from their introduction to the Old World from theAmericas, to estimate the impact of potatoes on Old World POPULATION andurbanization. Our results show that the introduction of the potato was re-sponsible for a significant portion of the increase in POPULATION and urbaniza-tion observed during the eighteenth and nineteenth centuries.

POPULATION AND URBANIZATION: EVIDENCE FROM A HISTORICAL EXPERIMENT∗ NATHAN NUNN AND NANCY QIAN We exploit regional variation in suitability for cultivating potatoes, together with time variation arising from their introduction to the Old World from the Americas, to estimate the impact of potatoes on Old World population and urbanization.

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