economics Practical Magic

Gas stations have "price wars" for years just to figure out how to work together and jack up prices for everyone else.

March 18, 2026

Original Paper

Negotiating Coordination: A Study in Retail Gasoline

David P. Byrne, Nicolas de Roos, Matthew S. Lewis, Leslie M. Marx, Xiaosong Wu

SSRN · 6338858

The Takeaway

We usually see price wars as a win for consumers and a sign of competition. This study shows that for retailers using digital pricing, these turbulent periods are actually 'negotiations' where competitors learn each other's strategies to eventually reach a stable, higher-profit equilibrium.

From the abstract

<div> We examine a unique five-year equilibrium transition in the retail gasoline industry using hourly station-level price data. In an attempt to increase profit margins under a focal pricing structure, price leaders alter asymmetrically sized retailers' incentives to coordinate on prices, spurring bargaining over transfers that support coordination. Such bargaining occurs in near real-time through platform-enabled, price-based communication under strategic uncertainty. After three turbulent ye