Competition Buzz: Price Elasticity of Demand and its Relevance in Terms of Welfare in a Monopolistic Market
By: Juan Pablo Herrera Saavedra
Superintendencia de Industria y Comercio; Universidad Externado de Colombia
This document analyzes since a monopolistic situation the effect in terms of consumer welfare derived of changes in the price elasticity of demand. The paper assumes a constant price elasticity of demand function and constant return of scale associated with the seller of the service of good firm. It is found that a greater level of elasticity, greater the level of profits of the monopolistic firm in relative terms to the consumer surplus in perfect competition.
Featured News
Toast Faces FTC Lawsuit Over Alleged Hidden Fees and Subscription Practices
Oct 29, 2026 by
CPI
Amazon, Uber and Instacart Challenge NYC Delivery Worker Protections in Federal Court
Oct 29, 2026 by
CPI
Wall Street Law Giant Weil Gotshal to Dissolve After Partner Exodus
Oct 29, 2026 by
CPI
DoorDash to Acquire Instacart in $17 Billion Grocery Delivery Deal
Oct 29, 2026 by
CPI
Anthropic Urges California to Give Courts Power to Block High-Risk AI Models
Oct 29, 2026 by
CPI
Antitrust Mix by CPI
Antitrust Chronicle® – Exclusive Dealing
Oct 25, 2026 by
CPI
Exclusive Dealing Without Exclusivity: Screening Contracts, Loyalty Rebates, and the Limits of Antitrust Tests
Oct 25, 2026 by
David Martimort & Jérôme Pouyet
When Competition for Exclusivity Raises Prices: Rebates, Pricing Rules, and the Insulin Puzzle
Oct 25, 2026 by
Daniel P. O’Brien & Greg Shaffer
Why Leaving the Door Open Can Be (Much) Worse Than Closing It: Share-Based Requirements, Buyer-Specific Costs, and Foreclosure
Oct 25, 2026 by
Zhijun Chen & Greg Shaffer
Antitrust Chronicle® – EU Merger Guidelines
Oct 19, 2026 by
CPI