I consider a flexible framework of strategic interactions under incomplete information in which, prior to committing their actions (consumption, production, or investment decisions), agents choose the attention to allocate to an arbitrarily large number of information sources about the primitive...

I study the properties of optimal long-term contracts in an environment in which the agent.s type evolves stochastically over time. The model stylizes a buyer-seller relationship but the results apply quite naturally to many contractual situations including regulation and optimal...

The paper studies inefficiencies arising in contracting between one principal and N agents when each agent's utility depends on all agents' trades with the principal. When the principal commits to publicly observed bilateral contracts, the distortion is due to the externalities on agents'...