Productivity Growth and R&D at the Business Level: Results From the PIMS Data Base
收藏数据链接：
官方服务：
资源简介：
This paper presents the results of a study of productivity growth and R&D in the 1970s using data on narrowly defined 'business units within a firm. Estimates are developed under different assumptions about technology,industry effects, and changes in the return to R&D over time. The R&D data are
提供机构：
美国国家经济研究局创建时间：
1982-06-01
