Microeconomic textbooks explain Giffen behavior as an extreme case of negative income effects. This focus on income effects is reflected in the numerical examples of preferences mappings that are provided in textbooks, namely preferences involving zero elastic income effects (quasilinear...

This paper distinguishes between two scenarios for the physician-patient encounter. In the cure scenario, the patient does not know whether a loss can be recovered. In the prevention scenario, the patient faces a threat but does not know whether this threat is real enough to justify preventive...

The literature on the electronic mail game shows that players' mutual expectations may lock them into requiring an inefficiently large number of confirmations and confirmations of confirmations from one another. This paper shows that this result hinges on the assumption that, with the exception...

"The enemy of my enemy is my friend." This common adage, which seems to be adhered to in social interactions (e.g. high school cliques or work relationships) as well as in political alliances within countries and between countries, describes the ability of groups or people to work together when...