Stock market volatility and learning
Marcet, Albert
Adam, Klaus
Nicolini, Juan Pablo
Universitat Autònoma de Barcelona. Unitat de Fonaments de l'Anàlisi Econòmica
Institut d'Anàlisi Econòmica

Date: 2008
Description: 55 p.
Abstract: Introducing bounded rationality in a standard consumption-based asset pricing model with time separable preferences strongly improves empirical performance. Learning causes momentum and mean reversion of returns and thereby excess volatility, persistence of price-dividend ratios, long-horizon return predictability and a risk premium, as in the habit model of Campbell and Cochrane (1999), but for lower risk aversion. This is obtained, even though our learning scheme introduces just one free parameter and we only consider learning schemes that imply small deviations from full rationality. The findings are robust to the learning rule used and other model features. What is key is that agents forecast future stock prices using past information on prices.
Rights: Aquest document està subjecte a una llicència d'ús de Creative Commons, amb la qual es permet copiar, distribuir i comunicar públicament l'obra sempre que se'n citin l'autor original, la universitat, la unitat i l'institut i no se'n faci cap ús comercial ni obra derivada, tal com queda estipulat en la llicència d'ús Creative Commons
Language: Anglès
Series: Departament d'Economia i d'Història Econòmica. Unitat de Fonaments de l'Anàlisi Econòmica / Institut d'Anàlisi Econòmica (CSIC). Working papers
Series: Working papers ; 732.08
Document: Working paper
Subject: Borsa de valors



55 p, 554.5 KB

The record appears in these collections:
Research literature > Working papers > Fundamentals Unit of the Economic Analysis. Working papers

 Record created 2009-07-15, last modified 2022-07-16



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