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Journal of Political Economy Vol. 127 No. 4 2019

On the Empirical Content of Cheap-Talk Signaling: An Application to Bargaining

Matthew Backus1; Thomas Blake2; Steven Tadelis3,1,4

1 National Bureau of Economic Research · 2 eBay (Ireland) · 3 Center for Economic and Policy Research · 4 University of California, Berkeley

Abstract

We outline a framework for the empirical analysis of signaling games based on three features: sorting, incentive compatibility, and beliefs. We apply it to document cheap-talk signaling in the use of round-number offers during negotiations. Using millions of online bargaining interactions, we show that items listed at multiples of $100 receive offers that are 8–12 percent lower but are 15–25 percent more likely to sell, demonstrating the trade-off requisite for incentive compatibility. Those same sellers are more likely to accept a similar offer, and buyers are more likely to investigate their listings, consistent with seller sorting and buyer belief updating.

DOI
10.1086/701699
Volume
127
Issue
4
Pages
1599-1628
Language
en
Sources
openalex crossref bibtex:phds-export.bib

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