We investigate the effect of managed care on the health care system, focusing on the effects managed care could have on the number and types of health care providers and their efficiency. By influencing providers, managed care may change the structure and performance of the entire health care...

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 uses data on health insurance choices by employees of Harvard University to examine the effect of alternative pricing rules on market equilibrium. In the mid-1990s, Harvard moved from a system of subsidizing more expensive insurance to a system of contributing an equal amount to each...

Life insurers use accounting and actuarial techniques to smooth reporting of firm assets and liabilities, seeking to transfer surpluses in good years to cover benefit payouts in bad years. Nevertheless, these techniques been criticized as they make it difficult to assess insurers' true financial...

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...

Health care providers may vertically integrate not only to facilitate coordination of care, but also for strategic reasons that may not be in patients' best interests. Optimal Medicare reimbursement policy depends upon the extent to which each of these explanations is correct. To investigate, we...

The health sector is filled with institutions and decision-making circumstances that create friction in markets and cognitive errors by decision makers. This paper examines the potential contributions to health economics of the ideas of behavioral economics. The discussion presented here focuses...

By reducing risk of large out-of-pocket medical expenses, comprehensive social health insurance may reduce households' motivation to engage in precautionary behaviors such as saving, procurement of private insurance, and spousal labor-force participation. We use the natural experiment provided...

A funded social security retirement program would imply a larger capital stock and a higher level of real income than an unfunded program that provides the same level of benefits. The transition from an unfunded program to a funded program that does not reduce the benefits of existing retirees...

Most physicians today treat a variety of patients within their practices and operate in markets where a variety of insurance arrangements co-exist. In this paper, we propose several theoretical explanations for physician treatment patterns when the patient population is heterogeneous at the...