In two experiments we investigated the relation between power and deception in ultimatum bargaining. Results showed that recipients of an ultimatum used deception to obtain better offers and that more recipients did so in a low power position. Further analyses showed that the recipient's use of...

Research has identified loss aversion as a strong and robust phenomenon, but has also revealed some moderators affecting the magnitude of its effect on decision making. In the current article, we draw attention to the fact that even the measurement of loss aversion itself may affect its...

Deception is a common bargaining tactic that has also often been described as a form of unethical behavior. One reason why deception could be considered unethical is that it may evoke false expectations in others. In the current article we investigated false expectations that may be raised by...

We investigate the effect of power differences and associated expectations in social decision-making. Using a modified ultimatum game, we show that allocators lower their offers to recipients when the power difference shifts in favor of the allocator. Remarkably, however, when recipients are...

Experimental games model situations in which the future outcomes of individuals and groups depend on their own choices and on those of other (groups of) individuals. Games are a powerful tool to identify the neural and psychological mechanisms underlying interpersonal and group cooperation and...