We investigate polluter lobbying against near-zero emission targets in a monopoly market. To this end, we compare three typical environmental policies---an emission cap regulation that restricts total emissions, an emission intensity regulation that restricts emissions per output unit, and an...

We consider a sequential entry model with three candidates who cannot commit to any policy announcement during the campaign. The study focuses on how a minor candidate, who wins only when unopposed, influences the electoral outcome. We show that unless the Condorcet winner (i.e., the winner in...

We build a model for predicting civil wars where the government bargains with a rebel group using concessions and repression. The equilibrium is either a state of perpetual peace where there are concessions but no repression, or a state of repressive equilibrium that can lead to civil wars. At...

We study a relational contracting model with two agents where each agent faces multiple tasks: effort toward the agent's own project and helping effort toward another agent's project. We first propose the two-step approach, which is useful for characterizing the equilibrium of relational...

We investigate job design problems in relational contracting environments with multitasking and an aggregated and distorted performance measurement. Compared to assigning all the tasks to a single agent, assigning the tasks to multiple agents mitigates misallocation of effort among the tasks but...