This paper studies a multiperiod moral hazard problem under two assumptions: (1) contracts are subject to renegotiations and (2) the agent's action has long-term effects. The action is also interpreted as a choice of characteristic or "type." Renegotiation-proof contracts that implement various...

Firms compete with prices and qualities in markets where consumers have heterogeneous preferences and cost characteristics. Consumers demand two goods, which can be supplied jointly or separately by firms. We consider two strategy regimes for firms: uniform price-quality pairs, and screening...

This paper attempts to improve our understanding of why many small private employers in the US choose not to offer health insurance to their employees. We develop a theory model, simulate its predictions, and assesses whether the model helps explain empirical patterns of firm decisions to offer...

We model asymmetric information arising from physician agency, and its effect on the design ofpayment and healthcare quantity. The physician-patient coalition aims to maximize a combinationof physician profit and patient benefit. The degree of substitution between profit and patient benefitin...

This paper presents a signaling explanation for unemployment. The basic idea is that employment at an unskilled job may be regarded as a bad signal. Therefore, good workers who are more likely to qualify for employment at a skilled job in the future are better off being unemployed than accepting...

We model asymmetric information arising from physician agency, and its effect on the design of payment and healthcare quantity. The physician-patient coalition aims to maximize a combination of physician profit and patient benefit. The degree of substitution between profit and patient benefit in...

This paper presents a game of strategic bargaining under deadlines whose equilibrium conforms to anecdotal and experimental information about real-life bargaining sessions. The model operates in continuous time and incorporates possible strategic delay and imperfect player control over the...