Only one trip planner is needed for a group of friends to enjoy a pleasant trip and only one country is needed to coordinate on international talks that can be beneficial for all participating countries. We study a dynamic volunteering dilemma game in which two players choose to volunteer or...

This paper examines the normative criteria for setting the statutory retirement age (SRA) under majority voting. It finds that when the working population forms the democratic majority, the SRA tends to be set inefficiently low. This inefficiency stems from a positive fiscal externality in...