We introduce a new measure of herding that allows for tracking dynamics of individual herding. Using a database of nearly 8 million trades by 87,373 retail investors between 1999 and 2006, we show that individual herding is persistent over time and that past performance and the level of...

In the article, we want to study existence and valence of the signal given by a promotional communication, usually associated with a price discount. An individual utility model is used to analyse empirical data from Gabor & Granger study. Results show that signal increase price effect and that,...

Cette recherche examine l’influence de trois éléments d’exécution publicitaire (l’usage de la couleur verte, du mot « durable » et la présence d’un label écologique auto-décerné) sur les perceptions des consommateurs en matière de sincérité perçue de la publicité, d’image...

We test the hypothesis that "genuine" or "convincing" smiling is a costly signal that has evolved to induce cooperation in situations requiring mutual trust. Potential trustees in a trust game made video clips for viewing by potential trusters before the latter decided whether to send them...