U.S. R&D 1975-1998: A New Dataset
收藏NIAID Data Ecosystem2026-03-11 收录
下载链接：
https://doi.org/10.7910/DVN/7QYFFB
下载链接
链接失效反馈官方服务：
资源简介：
This novel dataset covers 2805 companies with 8525 facilities, including location, reporting line within the organization, numbers of professional staff and technicians, and R&D fields over the years 1975-98. The dataset includes a match to the Compustat identifier, gvkey. Also included here are the original source files under license from the copyright owner.
创建时间：
2020-08-22
