Evenson, Robert E. Technological change and technology strategy / by Robert E. Evenson and Larry E. Westphal. - Maastricht, Netherlands : UNU/INTECH, 1994 - iv, 83 p. ; 25 cm. - UNU/INTECH working paper ; no. 12 . Includes bibliographical references. Open Access. ISBN: 9291410012 Subjects--Topical Terms: Technological innovations.