The economics of invention a study of the determinants of inventive activity
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York
St. Martin's Press
c1986.
|
| Subjects: |
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
New York
St. Martin's Press
c1986.
|
| Subjects: |