| 청구기호 |
HC110.T4 .M32 |
| 형태사항 |
xviii, 235 p. illus. 24 cm.
|
| 언어 |
English |
| 일반주기 |
"Published for the Cowles Foundation for Research in Economics at Yale University."
Companion to the author's The economics of technological change.
|
| 서지주기 |
Bibliography: p. 222-230.
|
| 주제 |
Technological innovations --United States.
Research, Industrial --United States.
Econometrics.
|
| LCCN |
67011086
|
