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作者：La Trobe University; University of Melbourne
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作者：University of Michigan System; University of Michigan
摘要：Since its publication in 1974, Andrew Watson's article The Arab Agricultural Revolution and Its Diffusion, 700-1100, has been used and cited widely by historians and archaeologists, many working in fields far removed from Watson's. This essay explores the nature of Watson's impact and attempts to explain it.
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作者：Northwestern University
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作者：Claremont Colleges; Scripps College
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作者：University of Michigan System; University of Michigan
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作者：Bogazici University; Western University (University of Western Ontario)
摘要：This study establishes long-term trends in the purchasing power of the wages of unskilled workers and develops estimates for GDP per capita for medieval Egypt and Iraq. Wages were heavily influenced by two long-lasting demographic shocks, the Justinian Plague and the Black Death and the slow population recovery that followed. As a result, they remained above the subsistence minimum for most of the medieval era. We also argue that the environment of high wages that emerged after the Justinian P...
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作者：Northwestern University
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作者：University of Warwick; Humboldt University of Berlin
摘要：We examine the geography of cotton textiles in Britain in 1838 to test claims about why the industry came to be so heavily concentrated in Lancashire. Our analysis considers both first and second nature aspects of geography including the availability of water power, humidity, coal prices, market access, and sunk costs. We show that some of these characteristics have substantial explanatory power. Moreover, we exploit the change from water to steam power to show that the persistent effect of fi...
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作者：George Mason University
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作者：Auburn University System; Auburn University; University of Iowa; National Bureau of Economic Research
摘要：We use plant-level data from the Census of Manufactures to study collusion in the United States macaroni industry during the Great Depression. The National Industrial Recovery Act was passed in 1933 to promote recovery through industry coordination of economic activity. While there is no change in the price-cost margin after the law is passed, a variety of markers of anti-competitive conduct suggest that collusion indeed increased. Prices became less responsive to changes in cost, the dispersi...
