This working paper summarises a PhD research (attended in 1997). Its main purpose was to study whether mental imagery (visual, audivite, gustative and olfactive) mediates attitudes and behavior in response to an advertisement in which a congruent work of art is included. Its theoretical...

Agent-based models are more likely to generate accurate outputs if they incorporate valid representations of human agents than if they don't. The present article outlines three research methodologies commonly used for explicating the cognitive processes and motivational orientations of human...

This paper investigates in a principal–agent environment whether and how group membership influences the effectiveness of incentives and when incentives can have “hidden costs”, i.e., a detrimental effect. We show experimentally that in all interactions control mechanisms can have hidden...