Empirical evidence shows that workers care about the mission of their job in addition to their wage. This suggests that employers can use the job mission to incentivize and screen their workers. I analyze a model in which a principal selects one agent to develop a project and influences the...

We examine the nature of contracts that optimally reward innovations in a risky environment, when the innovator is privately informed about the quality of her innovation and must engage an agent to develop it. We model the innovator as a principal who has private but imperfect information about...

We study mechanism design under endogenously incomplete commitment as it arises in contracting with escape clauses. An escape clause permits the agent to end a contractual relationship under specified circumstances, after which the principal can offer an ex-post contract. Escape clauses are...

The analysis of adverse selection problems in seller-buyer relationships has typically been based on the assumption that private information is uncertifiable, while in practice it may well be certifiable. If a buyer has certifiable private information, he can conceal evidence, but he cannot...

Under conventional contract theory, contracts may be efficient by protecting relationship-specific investment from hold-up in subsequent (re)negotiation over terms of trade. This paper demonstrates a different problem than hold-up when specific investment also provides significant private...