One of the main features of health insurance is moral hazard, as defined by Pauly (1968); people face incentives for excess utilization of medical care since they do not pay the full marginal cost for provision. To mitigate the moral hazard problem, a coinsurance can be included in the insurance...

In this paper we analyze the recent efforts of the international financial institutions to limit the moral hazard created by their assistance to crisis countries. We question the wisdom of the case-by-case approach taken in Pakistan, Ecuador, Romania and Ukraine. We show that because default and...

This paper uses an asymmetric information framework to understand the causes of the recent financial crisis in Korea. It shows that the Korean data is consistent with this explanation of the crisis. It then draws on this analysis to discuss several lessons that can help guide Korean policymakers...

This paper evaluates a class of endogenous job destruction models based on how well they explain the observed experiences of displaced workers. We show that pure reallocation models in which relationship-specific productivity drifts downward over time are difficult to reconcile with the evidence...

This article describes the anatomy of health insurance. It begins by considering the optimal design of health insurance policies. Such policies must make tradeoffs appropriately between risk sharing on the one hand and agency problems such as moral hazard (the incentive of people to seek more...

This paper is concerned with the economics of mental health. We argue that mental health economics is like health economics only more so: uncertainty and variation in treatments are greater; the assumption of patient self-interested behavior is more dubious; response to financial incentives such...