Key points are not available for this paper at this time.
Joseph F. Porac, Howard Thomas, Fiona Wilson, Douglas Paton, Alaina Kanfer, Rivalry and the Industry Model of Scottish Knitwear Producers, Administrative Science Quarterly, Vol. 40, No. 2 (Jun., 1995), pp. 203-227
Porac et al. (Thu,) studied this question.