Patents and R&D: Is There A Lag?
收藏NBER1984-09-01 更新2025-01-04 收录
下载链接：
https://www.nber.org/papers/w1454
下载链接
链接失效反馈官方服务：
资源简介：
This paper extends earlier work on the RID to patents relationship (Pakes-Griliches 1980, and Hausman, Hall, and Griliches,1984) to a larger but shorter panel of firms. The focus of the paper is on solving a number of econometric problems associated with the discreteness of the dependent variable
提供机构：
美国国家经济研究局创建时间：
1984-09-01
