Notes and References
- Chidamber , S. and Kon , H. 1994 . A research retrospective of innovation, inception and success: the technology push, demand-pull question . International Journal of Technology Management , 9 ( 1 ) : 94 – 112 .
- Freeman , C. 1994 . The economics of technical change . Cambridge Journal of Economics , 18 : 463 – 514 .