1. Abernathy, W. and Wayne, K. (1974), “Limits of the learning curve”, Harvard Business Review, Vol. 52 No. 5, pp. 109‐19.
2. Anonymous (1997), “Hamburgers and hernia”, The Economist, 9 August, p. 55.
3. Berry, L.L. (1995), On Great Service, The Free Press, New York, NY.
4. Bowen, D.E. and Lawler, E.E. III (1992), “The empowerment of service workers: what, why, how, and when?”, Sloan Management Review, Vol. 33 No. 3, pp. 31‐9.
5. Bowen, D.E. and Lawler, E.E. III (1995), “Empowering service employees”, Sloan Management Review, Vol. 36 No. 4, pp. 73‐84.