Cutler, David M.; McClellan, Mark; Newhouse, Joseph P. - In: RAND Journal of Economics 31 (2000) 3, pp. 526-548
Integrating the health services and insurance industries, as health maintenance organizations (HMOs) do, could lower expenditure by reducing either the quantity of services or unit price or both. We compare the treatment of heart disease in HMOs and traditional insurance plans using two datasets...