A risk-averse consumer purchases an insurance policy; if she suffers a loss, she may receive services from a provider to recover some of the loss. Only the consumer and the provider know if the loss has actually occurred. The provider's behavior is uncertain. With some positive probability, the...

A lecture to graduate students of the joint Economics Ph.D. program of the Department of Economics, University of Bergen, and the Norwegian School of Economics.

The authors derive optimal insurance for patients and payment method for physicians when neither the input decided by the patient (quantity of treatment) nor the input decided by the physician (effort) are contractible. The equilibrium in this third-best regime may sometimes be second best, in...

The paper analyzes a regulatory game between a public and a private payer to finance hospital joint costs (mainly capital and technology expenses). The public payer (inspired by the federal Medicare program) may both directly reimburse for joint costs ("pass-through" payments) and add a margin...