Farm size and productivity growth in the United States Corn Belt
Food Policy（2019）
摘要
•Total factor productivity increases with crop farm size in the U.S. Corn Belt.•Farms harvesting less than 100 acres lagged in productivity growth from 1982 to 2012.•Crop farm consolidation accounted for one sixth of aggregate productivity growth.
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关键词
Agricultural productivity growth,Total factor productivity,Scale economies,Farm structure
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