Who Does R&D and Who Patents?
收藏NBER1982-06-01 更新2025-01-04 收录
下载链接：
https://www.nber.org/papers/w0908
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资源简介：
This paper describes the construction of a large panel data set covering about 2600 firms in the U.S. manufacturing sector for up to twenty years which contains annual data on financial variables, employment, research and development expenditures, and aggregate patent applications. This data set is
本文详述了一款大型面板数据集的构建流程，该数据集覆盖美国制造业部门约2600家企业，时间跨度可达二十年，涵盖了企业财务变量、就业状况、研发支出以及累计专利申请量的年度统计数据。本数据集
提供机构：
美国国家经济研究局
创建时间：
1982-06-01
