In markets for health services, vertical integration – common ownership of producers of complementary services – may have both pro- and anti-competitive effects. Despite this, no empirical research has examined the consequences of multispecialty physician practice – a common and increasing...

One of the key terms in contracts between hospitals and insurers is how the parties apportion the financial risk of treating unexpectedly costly patients. “Prospective” payment contracts give hospitals a lump-sum amount, depending on the medical condition of the patient, with limited...

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...

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...

This paper investigates the historical impact of party and constituency preferences on tariff votes from the U.S. Senate over the period 1883 to 1930. We find that the estimated effect of party grows during periods in which legislative institutions favored strong parties. We conclude that party...

"Defensive medicine" is a potentially serious social problem: if fear of liability drives health care providers to administer treatments that do not have worthwhile medical benefits, then the current liability system may generate inefficiencies many times greater than the costs of compensating...

To develop new evidence on how hospital ownership and other aspects of hospital market composition affect 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 new...

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...

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...

In this essay, we discuss empirical research on the economic effects of the civil justice system. We discuss research on the effects of three substantive bodies of law—contracts, torts, and property—and research on the effects of the litigation process. We begin with a review of studies of...