Satellite radio competitors XM and Sirius recently announced their intention to merge their companies in a $13 billion deal. Recent financial statements show this merger is necessary. Although both stocks grew steadily through October of 2004, they hit a plateau after that and then began a...

Firms in durable good product markets face incentives to intertemporally price discriminate, by setting high initial prices to sell to consumers with the highest willingness to pay, and cutting prices thereafter to appeal to those with lower willingness to pay. A critical determinant of the...

This paper analyses two approaches to measuring market power - the commonly used Lerner index and a range of exploitation measures. It is argued that the Lerner index is designed to quantify market power from the supply side and the exploitation measures are designed to quantify market power...

In this article, we employ the Linear Approximate Almost Ideal Demand System (LA/AIDS), and specify price reaction equations derived under the LA/AIDS specification. We perform intracategory analyses using data on six individual categories, as well as a pooled analysis on a sample of 125...

The issue surrounding brand image is always fascinating to ponder. This is true not only for products/services, but also for organizations and individuals. Like it or not, individuals are prone toward creating brand image to excel in life. From the understanding on products/services, personal...

Something old and important is lost sight of in a case like Ohio v. American Express, the Supreme Court's recent adoption of "platform" or "two-sided market" theory in American antitrust, and in theoretical efforts like the one on which it is based. A rarely discussed idea built in to American...

Overlapping institutional ownership in the same industry can have anti-competitive effects but can also elevate product market competition by promoting investments with industry spillovers. Using a text-based product market threat variable, we find that firms with higher common ownership face...

This article provides a simple account of the effect of quality competition on the extent of sequential entry accommodation for a differentiated oligopoly market characterized by locational differentiation. The model is solved with consumers seeking a “love for quality” surplus utility while...

Competition law is generally focused on competition in a market. Yet, as recent economic studies have clearly indicated, one of the main sources of competition concerns of jurisdictions around the world is the impact of high levels of aggregate concentration in their markets, when a small group...

A dreary debate has occupied the antitrust community over the past 30 years. The debate is a more elegant, scholarly version of the commercials for Miller Lite beer that ran during much of the same period. In the beer commercials, one group of modestly recognizable celebrities and personalities...