Patents and R&D at the firm level: A first report
- 1 January 1980
- journal article
- Published by Elsevier in Economics Letters
- Vol. 5 (4) , 377-381
- https://doi.org/10.1016/0165-1765(80)90136-6
Abstract
No abstract availableAll Related Versions
This publication has 1 reference indexed in Scilit:
- Patent Statistics as a Measure of Technical ChangeJournal of Political Economy, 1969