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Review of Economic Studies Vol. 89 No. 6 2022

Coordinated Capacity Reductions and Public Communication in the Airline Industry

Gaurab Aryal1; Federico Ciliberto2; Benjamin T Leyden3

1 Department of Economics, University of Virginia · 2 Department of Economics, University of Virginia ; CEPR, London; DIW, Berlin · 3 Dyson School of Applied Economics and Management , Cornell University; CESifo

open access

Abstract

We investigate the allegation that legacy US airlines communicated via earnings calls to coordinate with other legacy airlines in offering fewer seats on competitive routes. To this end, we first use text analytics to build a novel dataset on communication among airlines about their capacity choices. Estimates from our preferred specification show that the number of offered seats is 2% lower when all legacy airlines in a market discuss the concept of “capacity discipline.” We verify that this reduction materializes only when legacy airlines communicate concurrently, and that it cannot be explained by other possibilities, including that airlines are simply announcing to investors their unilateral plans to reduce capacity, and then following through on those announcements.

DOI
10.1093/restud/rdab100
Volume
89
Issue
6
Pages
3055-3084
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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