Previous work on the joint effects of vagueness in probabilities and outcomes in decisions about risky prospects has documented the decision-makers’ (DMs) differential sensitivity to these two sources of imprecision. Budescu et al. [6] report two studies in which DMs provided certainty...

Essay 1: Translation Errors in the Aggregation of Consumer Recommendations There has been a substantial increase of websites providing consumers with recommendations about products and services. These recommendations are usually presented in the form of verbal reviews and numerical ratings. It...

Basierend auf einem Onlineexperiment mit 206 Teilnehmern untersucht die Dissertation, wie Konsumenten im Internet nach Informationen zu hochwertigen Produkten suchen und welche Rolle dabei virtuelle Verkaufsberater (elektronische Agenten) spielen. Im Kontext eines online Kamerakaufes mit Hilfe...

Every consumer decision incurs a cost. An hour spent researching products is an hour not spent working. Vacation days used in the winter are vacation days not used in the summer. A dollar spent on a car payment is a dollar not spent dining out. What determines the extent to which consumers...