search query: @journal_id 59 / total: 299
reference: 156 / 299
Author: | Griliches, Z. |
Title: | Patent statistics as economic indicators: a survey. |
Journal: | Journal of Economic Literature
1990 : DEC, VOL. 28:4, p. 1661-1707 |
Index terms: | ECONOMIC INDICATORS PATENTS |
Language: | eng |
Abstract: |
SCIMA