Behavioral biases never walk alone: an empirical analysis of the effect of overconfidence on probabilities
Fecha
2014Versión
Acceso abierto / Sarbide irekia
Tipo
Artículo / Artikulua
Versión
Versión aceptada / Onetsi den bertsioa
Impacto
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10.1177/1527002514560575
Resumen
This paper presents evidence of the impact of overconfidence bias in asset prices drawn from a study based on data from tennis betting exchanges. A series of betting strategies in tournaments with a clear-cut favourite are shown to yield significant economic returns. The impact of overconfidence bias on betting odds increases with trading volume, media coverage, and levels of disagreement between ...
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This paper presents evidence of the impact of overconfidence bias in asset prices drawn from a study based on data from tennis betting exchanges. A series of betting strategies in tournaments with a clear-cut favourite are shown to yield significant economic returns. The impact of overconfidence bias on betting odds increases with trading volume, media coverage, and levels of disagreement between overconfident and Cumulative Prospect Theory bettors. Just as in traditional financial markets, arbitrage limits are shown to be a necessary condition for the impact of behavioural biases on prices. [--]
Materias
Overconfidence,
Betting exchanges,
Anomalies,
Behavioural finance
Editor
SAGE
Publicado en
Journal of Sports Economics (2014)
Departamento
Universidad Pública de Navarra. Departamento de Gestión de Empresas /
Nafarroako Unibertsitate Publikoa. Enpresen Kudeaketa Saila
Versión del editor
Entidades Financiadoras
This paper has received financial support from the Spanish Ministry of Economy and Competitiveness (ECO2012-35946-C02-01)