The Medicare Part D Prescription Drug Plan represents the most significant privatization of the delivery of a public insurance benefit in recent history, with dozens of private insurers offering a wide range of products with varying prices and product features; the typical elder had a choice of...

One of the fundamental facts of the environment hospitals face is uncertainty over demand for their services. This uncertainty leads hospitals to hold excess standby capacity to avoid turning away patients. In this paper we reformulate the theory of cost and production to take account of this...

We analyze Medicare Part D's net effect on elderly out-of-pocket (OOP) costs and use of prescription drugs using a dataset containing 1.4 billion prescription records from Wolters Kluwer Health (WKH). These data span the period December 2004-December 2007 and include pharmacy customers whose age...

The United States and other nations rely on consumer choice and price competition among competing health plans to allocate resources in the health sector. A great deal of research has examined the efficiency consequences of adverse selection in health insurance markets, less attention has been...

In several states, the Medicaid program allows beneficiaries a choice among multiple managed care plans and traditional Medicaid. This paper uses data from a survey of New York City Medicaid beneficiaries enrolled in conventional Medicaid and in 5 Medicaid managed care plans to study the effect...

The 'induced demand' model states that in the face of negative income shocks physicians may exploit their agency relationship with patients by providing excessive care in order to maintain their incomes. We test this model by exploiting an exogenous change in the financial environment facing...

Increases in the cost of providing health insurance must have some effect on labor markets, either in lower wages, changes in the composition of employment, or both. Despite a presumption that most of this effect will be in the form of lower wages, we document in this paper a significant effect...

We show how standard consumer and producer theory can be used to estimate welfare in insurance markets with selection. The key observation is that the same price variation needed to identify the demand curve also identifies how costs vary as market participants endogenously respond to price....

We develop a model in which firms hire heterogeneous workers but must offer all workers insurance benefits under similar terms. In equilibrium, some firms offer free health insurance, some require an employee premium payment and some do not offer insurance. Making the employee contribution...

Expansions of Medicaid eligibility intend to improve access to care, and to shift care from emergency rooms and inpatient hospital care to more appropriate sites. We examine the effect of Medicaid recipiency on the level and site of medical service utilization using data from 1985 and 1987...