Lect5b6 - Nutrition Historical

Lect5b6 - Nutrition Historical - Lecture 5b: Historical...

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Lecture 5b: Historical Population Increase Econ 325 January 25, 2011 Prof. Nancy Qian
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Population (fertility and health) and income are positively correlated historically We haven’t yet seen causal evidence on the links between these two outcomes We can ask an alternative question Can an agricultural productivity shock both increase population and income simultaneously ?
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Examples of Agricultural Productivity Shocks ___ ___ ___ ___ ___ The introduction of potatoes from the Americas to the Old World (Nunn-Qian 2011)
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World Population and Urbanization
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Historical Population Growth Economists study the historical increase in population in different ways. Population increases reflect increases in fertility and/or decreases in mortality Macro studies typically focus on fertility and with income increases Micro studies s typically focus on the determinants of decreased mortality
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How much does food matter? Fogel uses evidence from skeletal remains:
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Lect5b6 - Nutrition Historical - Lecture 5b: Historical...

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