1. Barua A, Whinston AB, Yin F. Not all Dot Coms are created equal: an exploratory investigation of the productivity of internet based companies. Management Science 2002; submitted for publication.
2. Solow RM. We’d better watch out. New York Times, July 12, 1987. p. 36.
3. Roach SS. Stop rolling the dice on technology spending. Interview with G. Harrar, Editor, Computer World Extra 1988, June 20.
4. Roach SS.The case of the missing technology payback, Paper presented at the tenth International Conference on Information Systems, Boston, MA, December 1989.
5. Service under siege;Roach;Harvard Business Review,1991