Emerging literature explores experimental platform selection games. These games converge rapidly on the superior platform under a wide range of conditions. We replicate the remarkable results of Hossain and Morgan (2009) in which such a game tips almost perfectly to the superior platform. Next,...

Individuals with a preference for keeping moral obligations may dislike learning that voluntary contributions are socially valuable: such information can trigger unpleasant feelings of cognitive dissonance. I show that if the initial belief about the social value of contributions is too low to...