Arbeitspapier

Afriat's Theorem for Indivisible Goods

We identify a natural counterpart of the standard GARP for demand data in which goods are all indivisible. We show that the new axiom (DARP, for “discrete axiom of revealed preference”) is necessary and sufficient for the rationalization of the data by a well-behaved utility function. Our results complement the main finding of Polisson and Quah, Am. Econ. J.: Micro. 5(1) p.28-34 (2013), who rather minimally modify the original consumer problem with indivisible goods so that the standard GARP still applies.

Language
Englisch

Bibliographic citation
Series: CESifo Working Paper ; No. 4498

Classification
Wirtschaft
Consumer Economics: Theory
Methodology for Collecting, Estimating, and Organizing Microeconomic Data; Data Access
Subject
Afriat's theorem
GARP
indivisible goods
rationalization
revealed preference

Event
Geistige Schöpfung
(who)
Forges, Francoise
Iehlé, Vincent
Event
Veröffentlichung
(who)
Center for Economic Studies and ifo Institute (CESifo)
(where)
Munich
(when)
2013

Handle
Last update
10.03.2025, 11:41 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Forges, Francoise
  • Iehlé, Vincent
  • Center for Economic Studies and ifo Institute (CESifo)

Time of origin

  • 2013

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