Parimutuel principles are widely used as an alternative to fixed odds gambling in which a bookmaker acts as a dealer by quoting fixed rates of return on specified wagers. A parimutuel game is conducted as a call auction in which odds are allowed to fluctuate during the betting period until the...

We discuss the case of a monopolist of a base good in the presence of a complementary good provided either by it or by another firm. We assess and calibrate the extent of the influence on the profits from the base good that is created by the existence of the complementary good. We establish an...

This paper summarizes the responses to a questionnaire sent to equity traders through TraderForum of the Institutional Investor. The respondents manage in total a very significant percentage of equity assets under management in the United States. The focus of the questions was the extent of the...

Non-uniform pricing equilibria are shown to dominate uniform pricing equilibria in free entry, monopolistically competitive markets with identical consumers. The non- uniform pricing equilibrium is welfare optimal. Comparisons of Cournot and non-uniform pricing equilibria in terms of the...

Liquidity plays a crucial role in financial exchange markets. Markets typically create liquidity through spatial consolidation with specialist/market makers matching orders arriving at different times. However, continuous trading systems have an inherent weakness in the potential for...

A model of franchising competition in locationally differentiated products is constructed. A franchisor (upstream firm) collects a marginal transfer fee per unit of output sold by a franchisee (downstream firm). For example, the marginal transfer fee can be realized as a markup on variable...

The structure of the telecommunications industry has changed substantially in the last decade,raising public concern that the quality of our information infrastructure may be adversely affected. This paper extends the standard vertical differentiation model of imperfect competition to address...

This short essay examines the current conditions in the US telecommunications sector (April 1999). We examine the impact of technological and regulatory change on marketstructure and business strategy. Among others, we examine the impact on pricing ofdigitization and the emergence of internet...

We analyze the sequential choices of locations in the Hotelling [0, 1] space ofvariety-differentiated products. n firms locate in sequence, one at a time. In stage n+1, all firms choose prices simultaneously. Firms anticipate correctly the decisions of subsequent entrants, as well as the...

We analyze and contrast the US and EU antitrust standards on mixed bundling and tying. We apply our analysis to the US and EU cases against Microsoft on the issue of tying new products (Internet Explorer in the US, and Windows Media Player in the EU) with Windows as well as to cases brought in...