L4 - Antitrust Issues and Policies
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Identifying the Degree of Collusion Under Proportional Reduction
Proportional reduction is a common cartel practice in which cartel members reduce their output proportionately. We develop a method to quantify this reduction relative to a benchmark market equilibrium scenario and relate the reduction to the traditional conduct parameter. -
Natural Monopoly and Distorted Competition: Evidence from Unbundling Fiber-Optic Networks
Can regulation solve problems arising from a natural monopoly? This paper analyzes whether “unbundling,” referring to regulations that enforce sharing of natural monopolistic infrastructure, prevents entrants from building new infrastructure. -
Building New Plants or Entering by Acquisition? Estimation of an Entry Model for the U.S. Cement Industry
In many industries, firms usually have two choices when expanding into new markets: They can either build a new plant (greenfield entry) or they can acquire an existing incumbent. In the U.S. cement industry, the comparative advantage (e.g., TFP or size) of entrants versus incumbents and regulatory entry barriers are important factors that determine the means of expansion. -
Cross-border Mergers and Hollowing-out
The purpose of our paper is to examine the profitability and social desirability of both domestic and foreign mergers in a location-quantity competition model, where we allow for the possibility of hollowing-out of the target firm. We refer to hollowing-out as the situation where the target firm is shut down following a merger with a domestic or foreign acquirer. -
The Economic Theory of Retail Pricing: A Survey
The types of contracts that arise in a typical vertical manufacturer–retailer relationship are more sophisticated than usually assumed in standard macroeconomic models.