Key points are not available for this paper at this time.
B. Curtis Eaton, Richard G. Lipsey, The Theory of Market Pre-emption: The Persistence of Excess Capacity and Monopoly in Growing Spatial Markets, Economica, New Series, Vol. 46, No. 182 (May, 1979), pp. 149-158
Eaton et al. (Tue,) studied this question.