To develop new evidence on the effects of hospital ownership and other aspects of hospital market composition on health care productivity, we analyze longitudinal data on the medical expenditures and health outcomes of the vast majority of nonrural elderly Medicare beneficiaries hospitalized for...

Applying principles of merger evaluation to the health care industry in general, and to hospital markets in particular, poses several unique challenges. Definition of relevant geographic markets and assessment of the consequences of changes in competition for patient and social welfare are...

It is typically difficult to differentiate empirically between deterrence and incapacitation since both are a function of expected punishment. In this paper we demonstrate that the introduction of sentence enhancements (i.e. increased punishments that are added on to prison sentences that would...

Despite a vast literature on the determinants of prescription opioid use, the role of health insurance plans has received little attention. We study how the form of Medicare beneficiaries' drug coverage affects the volume of opioids they consume. We find that enrollment in Medicare Advantage,...

During the contest for Kansas attorney general in 2006, an organization sent out 6 pieces of mail criticizing the incumbent's conduct in office. We exploit a discontinuity in the rule used to select which households received the mailings to identify the causal effect of mail on vote choice and...

This paper identifies which types of patients and hospitals have abusive Medicare billings that are responsive to law enforcement. For a 20 percent random sample of elderly Medicare beneficiaries hospitalized from 1994-98 with one or more of six illnesses that are prone to abuse, we obtain...

To assess the consequences of advance medical directives -- which explicitly specify a patient's preferences for one or more specific types of medical treatment in the event of a loss of competence we analyze the medical care of elderly Medicare beneficiaries who died between 1985-1995. We...

Over the past 20 years, demand for acute care hospital services has declined more rapidly than has hospital capacity. This paper investigates the extent to which the preponderance of the nonprofit form in this industry might account for this phenomenon. We test whether rates of exit from the...