A committee chooses whether to approve a proposal that some members may consider ethical. Members who vote for the proposal receive expressive utility, and all pay a cost if the proposal is accepted. Committee members have different depths of reasoning. The model predicts that features that...

When do groups and societies choose to be uninformed? We study a committee that needs to vote on a reform which will give every member a private state- dependent payoff. The committee can vote to learn the state at no cost. We show that the committee decides not to learn the state when...

We study the implications of participation in political collective action on identity and on interpersonal interactions using a laboratory experiment. We offer subjects the possibility to sign an online petition, which was either related to animal rights or the right to bear firearms. Before and...

This paper presents a multinomial choice model with social interactions in an incomplete network. Individuals form heterogenous rational expectations about the behavior of peers by taking into account their characteristics and the strength of their ties. We show the network conditions under...

Are there gender differences in the willingness to pay (WTP) for safer jobs? Using a laboratory experiment, we elicit participants’ WTP for an early (perceived ‘safer’) on-site shift. We find that women forego larger earnings in order to secure an early shift more than men do, with a...