Arbeitspapier

Equilibrium in the Two Player, k-Double Auction with Affiliate Private Values

We prove the existence of an increasing equilibrium, and study the comparative statics of correlation in the k-double auction with affiliated private values. This is supposedly the simplest bilateral trading mechanism that allows for dependence in valuations between buyers and sellers. In the case k ?{0 ,1} there exists a unique equilibrium in non-dominated strategies. Using this equilibrium we show that correlation has a dual effect on strategic bidding. It might impose bidders to become more or less aggressive depending on their private valuation, and on the level of correlation. In the case k ? (0 ,1), we prove the existence of a family of strictly increasing equilibria, and demonstrate them using examples. Moreover, we show that equilibria in the case of independent private values are pointwise limits of equilibria with strictly affiliated private values.

Sprache
Englisch

Erschienen in
Series: Nota di Lavoro ; No. 12.2004

Klassifikation
Wirtschaft
Noncooperative Games
Auctions
Thema
Double auctions
Affiliation
Auktionstheorie

Ereignis
Geistige Schöpfung
(wer)
Kadan, Ohad
Ereignis
Veröffentlichung
(wer)
Fondazione Eni Enrico Mattei (FEEM)
(wo)
Milano
(wann)
2004

Handle
Letzte Aktualisierung
10.03.2025, 11:43 MEZ

Datenpartner

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Objekttyp

  • Arbeitspapier

Beteiligte

  • Kadan, Ohad
  • Fondazione Eni Enrico Mattei (FEEM)

Entstanden

  • 2004

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