Two experiments examined the impact on the decoy effect of making salient the possibility of post-decision regret, a manipulation that has been shown in several earlier studies to stimulate critical examination and improvement of decision process. Experiment 1 (N = 62) showed that making regret...

Regret Theory postulates that choices may be influenced by the chooser's expectation that certain outcomes will be associated with an experience of regret (or, for positive outcomes, rejoicing), and a desire to avoid or experience these emotions. In a laboratory study (N = 50) of student...

Research in judgment and decision making generally ignores the distinction between factual and subjective feelings of ownership, tacitly assuming that the two correspond closely. The present research suggests that this assumption might be usefully reexamined. In two experiments on the endowment...