In situations of conflict, people not only attend to the verbal behaviors of others, but also to their nonverbal expressions. While these expressions can have a big impact on the conflict and its outcomes, there is little research on how people react to other’s nonverbal expressions, and how...

Attractive bonuses and large discounts are often successfully used to attract new customers and increase sales. However, from a marketing perspective these attractive opportunities might have a negative side effect, as they decrease subsequent sales to the consumers who missed them. In this...

Sanction opportunities are often introduced to promote cooperative choice behavior. Experimental studies have repeatedly demonstrated that the use of both rewards and punishments can indeed effectively increase cooperation. However, research has only recently begun to identify the determinants...

There is a widespread belief that women are better at selecting gifts than men; however, this claim has not been assessed on the basis of objective criteria. The current studies do exactly that and show that women do indeed make better gift selections for others, regardless of the gender of the...

The current study tested the boundary conditions of ethical decision-making by increasing cognitive load. This manipulation is believed to hinder deliberation, and, as we argue, reduces the cognitive capacity needed for a self-serving bias to occur. As telling a lie is believed to be more...

The sunk cost fallacy is the tendency to continue an endeavour once an investment in money, effort, or time has been made. We studied how people's chronic orientation to cope with failing projects (i.e., action vs. state orientation) influences the occurrence of this sunk cost effect. We found...