In their seminal paper French and Roll (1986) postulate that public information affects prices before anyone can trade on it. In contrast, several models assuming heterogeneous investors show that public news releases are directly followed by high trading volume. Empirical evidence on this...

Communication is increasingly at the center of human activity and crucial to the success of individual professionals and their organizations. Moreover, communication in various organizations (companies, schools, etc.) encompasses all the means, both formal and informal, by which information is...