• Medientyp: Sonstige Veröffentlichung; E-Book; Bericht
  • Titel: The opinion game: Stock price evolution from microscopic market modelling
  • Beteiligte: Bovier, Anton [VerfasserIn]; Černý, Jiri [VerfasserIn]; Hryniv, Ostap [VerfasserIn]
  • Erschienen: Weierstrass Institute for Applied Analysis and Stochastics publication server, 2004
  • Sprache: Englisch
  • DOI: https://doi.org/10.20347/WIAS.PREPRINT.903
  • Schlagwörter: 91B26 ; 60K35 ; 60J20 ; Stock prices -- financial markets -- statistical mechanics -- stochastic dynamics ; article
  • Entstehung:
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  • Beschreibung: We propose a class of Markovian agent based models for the time evolution of a share price in an interactive market. The models rely on a microscopic description of a market of buyers and sellers who change their opinion about the stock value in a stochastic way. The actual price is determined in realistic way by matching (clearing) offers until no further transactions can be performed. Some analytic results for a non-interacting model are presented. We also propose basic interaction mechanisms and show in simulations that these already reproduce certain particular features of prices in real stock markets.