Innovation, Growth and Structural Change in American Agriculture
收藏NBER2020-05-01 更新2025-01-04 收录
下载链接：
https://www.nber.org/papers/w27206
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资源简介：
U.S. agriculture was transformed during the 20th century by waves of innovation with mechanical, biological, chemical, and information technologies. Compared with a few decades ago, todays agriculture is much less labor intensive and farms are much larger and more specialized, supplying a much
提供机构：
美国国家经济研究局
创建时间：
2020-05-01
