Physicians, judges, teachers, and agents in many other settings differ systematically in the decisions they make when …

superficial. Using a large, detailed panel of new obstetricians, we find that, even though physicians' maternal complication rates … physicians' delivery volume develop in a way partially consistent with Bayesian learning about physician quality. In particular …, as physicians gain experience, their volume becomes increasingly sensitive to the information in their accumulated prior …

A host of different factors affect health and longevity, ranging from genetic endowments to public policy. Physicians … styles of primary care physicians significantly affect the health outcomes of their patients. Using data on the population of … statin users in Denmark and matching patients to their primary care physicians, we show that the physician’s ability to …