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Privacy, Personalization, and Price Discrimination

Bibliographic Data

ID19040450
AuthorsSinem Hidir (University of Warwick, corresponding author), Nikhil Vellodi (Princeton University and Paris School of Economics, corresponding author)
Year2020
Volume19
Issue2
Pages1342-1363
Publication date2020-06-05
Open AccessYes
TypeARTICLE
VenueJournal of the European Economic Association (JOURNAL)
Journal identifiersISSN: 1542-4766 • E-ISSN: 1542-4774
PublisherOxford University Press (OUP) (PUBLISHER)
DOI10.1093/jeea/jvaa027
OpenAlexW3013377354
LanguageEN
Citations received4
References cited36

We study a bilateral trade setting in which a buyer has private valuations over a multi-product seller’s inventory. We introduce the notion of an incentive-compatible market segmentation (IC-MS)—a market segmentation compatible with the buyer’s incentives to voluntarily reveal their preferences. Our main result is a characterization of the buyer-optimal IC-MS. It is partially revealing, comprised primarily of pooling segments wide enough to keep prices low but narrow enough to ensure trade over relevant products. We use our results to study a novel design problem in which a retail platform seeks to attract consumers by calibrating the coarseness of its search interface. Our analysis speaks directly to consumer privacy and the debate regarding product steering versus price discrimination in online retail

Business · Computer security · Economics · Incentive · Industrial organization · Market segmentation · Microeconomics · Personalization · Pooling · Price discrimination · Private information retrieval · Segmentation · Computer Science · Consumer Market Behavior and Pricing · Digital Platforms and Economics · Merger and Competition Analysis · Marketing

  • Steering Fallible Consumers

    Open Access•Paul Heidhues, Mats Köster et al.•The Economic Journal•2023

  • Keep them out of It! How information externalities affect the willingness to sell personal data online

    Open Access•Tim Friehe, Leonie Gerhards et al.•Journal of Economic Psychology•2025

  • Pareto-Improving Segmentation of Multiproduct Markets

    Nima Haghpanah, Ron Siegel•Journal of Political Economy•2022

  • Insider Imitation

    Erik Madsen, Nikhil Vellodi•Journal of Political Economy•2024

  • The Economics of Privacy

    Alessandro Acquisti, Curtis Taylor et al.•Journal of Economic Literature•2016

  • Information Design in the Holdup Problem

    Daniele Condorelli, Balázs Szentes•Journal of Political Economy•2019

Citations per year1
Citation span2022 - 2025 (4)
Highly citedNo

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Ethnos_APP • Open Source Project • MIT License • Frontend v2.0.0 • Privacy and Cookies • API Documentation: api.ethnos.app/docs • API Source Code: GitHub • DOI: 10.5281/zenodo.17049435 • Frontend Source Code: GitHub • DOI: 10.5281/zenodo.17050053 • cruz.rio.br • Expectantes Misericordiae