This article develops an analytical framework that can be used to assess competition in South African telecommunications and, thereafter, applies this framework in an evaluation of vertical integration patterns in the telecommunications industry. It is shown that, despite recent regulatory...

Market definition is conducted under conditions of notable uncertainty, due to conceptual ambiguity and model uncertainty. Statistical decision theory can help to explain and improve the market definition decision. Specifically, a Bayesian decision rule can assist analysts in defining markets by...

A number of South African price-fixing cases have been brought in markets previously characterized by legal cartels or monopolies. Furthermore, many South African markets have been liberalized since 1994, reflected in structural change in many market relationships and rendering many of the...

A vertical merger model represents a complex system built on (i) a network of e.g., upstream manufacturers and downstream retailers (ii) who bargain bilaterally in the presence of externalities (iii) created by competition between downstream retailers (iv) facing a consumer demand surface. We...

Most historians regard the Cape Colony of the seventeenth and eighteenth centuries as an impoverished and destitute settlement, primarily because of the many restrictions and prohibitions enforced by the Dutch East India Company, who founded the Cape settlement as a refreshment station for its...