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...

We discuss the effects of managed care on the structure of the health care delivery system, focusing on managed-care-induced consolidation among health care providers. We empirically investigate the relationship between HMO market share and mammography providers. We find evidence of...

Considerable attention in the U.S. has been focused on the development of high deductible insurance plans, largely with the expectation that consumers facing the full price of medical care will make more efficient consumption choices. While moving to higher deductibles should reduce spending...

Concerns about the health of poor children and mothers produced major changes in the Medicaid public insurance program during the last decade, including expansions in program eligibility and increases in fees paid to physicians who care for covered patients. We examine physician responses to...