We analyze a duopoly game in which products are initially differentiatedin variety and quality. Each consumer has a most preferred variety and aquality valuation. Customization provides ideal varieties but has noeffect on product qualities. The firms first choose whether to customizetheir...

This paper examines the preferences of a foreign firm and awelfare-maximizing host country government over two modes of foreigndirect investment (FDI): de novo entry by the foreign firm andacquisition of the domestic incumbent. Two crucial features of the modelare the presence of network...

This paper examines the justifications, history, and practice ofregulation in the US telecommunications sector. We examine the impact oftechnological and regulatory change on market structure and businessstrategy. Among others, we discuss the emergence and decline of thetelecom bubble, the...

We propose a general model of imperfect competition among multi-productfirms, the consumption of whose goods yields externalities from oneconsumer to another. We extend the allocation approach of Weyl (2010)'smonopoly model, proposing a solution concept, Insulated Equilibrium,that allows for...

This paper investigates the results of competition between two profit-seeking telecommunications carriers, as might occur when cable TV providers compete with local exchange carriers. Each firm has a fixed capacity that it can use to offer two different services, such as telephony or video. We...

This paper examines the relationship of 1987 retail grocery prices to supermarket sales concentration across 95 U.S. metropolitan areas. The regression model incorporates a large number of population, retail-cost, and retail competition factors and separate prices by type of grocery item. We...

In the recent past, the concentration of seed maize processing and marketing in Kenya has raised serious public concerns. The inability of this industry to ensure affordable prices of certified seed maize for the farming community has led policy makers to question its market behaviour. In spite...

Consumer product manufacturers often compete in dynamic, multi-firm oligopolies using multiple strategic tools. While existing empirical models of strategic interaction typically consider only parts of the more general problem, this paper presents a more comprehensive alternative. Marketing...