The diffusion of health care technology is influenced by both the total market share of managed care organizations as well as the level of competition among them. This paper differentiates between HMO penetration and competition and examines their relationship to the adoption of cardiac...

Good health is a crucial part of well-being but spending on health can be justified on economic grounds. The goal of reducing poverty provides a different but equally powerful case for health investments. However, if policymakers are to accelerate the substantial health gains of recent decades,...

GOOD HEALTH IS A CRUCIAL PART OF WELL-BEING BUT SPENDING ON HEALTH CAN BE JUSTIFIED ON ECONOMIC GROUNDS. THE GOAL OF REDUCING POVERTY PROVIDES A DIFFERENT BUT EQUALLY POWERFUL CASE FOR HEALTH INVESTMENTS. HOWEVER, IF POLICYMAKERS ARE TO ACCELERATE THE SUBSTANTIAL HEALTH GAINS OF RECENT DECADES,...

The importance of the physician-patient relationship for the health care market is beyond controversy. Most theoretical work is done in a principal-agent framework, dealing with moral hazard problems. Recent work emphasizes a two-sided asymmetric information relationship between physician and...

The discussion about health care systems focuses on the dynamics of expenditures and on the weak growth of revenues. In this discussion it is widely overseen that medical expenditures and the supply of medical services depend crucially on the compensation of physician services. The paper...

The health care industry is being transformed. Large firms are merging and acquiring other firms. Alliances and contractual relations between players in this market are shifting rapidly. Within the next few years, many markets are predicted to be dominated by a few large firms. Antitrust...

The incentive contracts that managed care organizations write with physicians have generated considerable controversy. Critics fear that if informational asymmetries inhibit patients from directly assessing the quality of care provided by their physician, competition will lead to a "race to the...

In this paper we provide a Random-Utility based derivation of the Dirichlet-Multinomial regression and posit it as a convenient alternative for dealing with overdispersed multinomial data. We show that this model is a natural extension of McFadden's conditional logit for grouped data and show...