Charpentier, Arthur; Galariotis, Emilios; Villa, Christophe - HAL - 2009
Traditional
financial theory predicts that comovement in asset returns is due to fundamentals. An alternative view is … that of Barberis and Shleifer (2003) and Bar- beris, Shleifer and Wurgler (2005) who propose a sentiment based theory of … independent. In this paper we extend the sentiment based theory of comovement so as to cover the whole spectrum of dependence …