Physician-induced demand: an empirical analysis of the consumer information gap.

摘要: The hypothesis of physician-induced demand is examined empirically in a model where variation consumer information affects health-care utilization. A theoretical framework posited under which demand-inducing physicians will provide more services, ceteris paribus, to their medically uninformed patients. Using data from the CHAS-NORC National Survey Access Medical Care 1975–1976, physician office visit equations are estimated. key finding that medical professionals and families as likely, if not other people, controlling for sociodemographic factors, access care factors perceived health status.