effectiveness of these incentives, however, depends both on physicians' price sensitivity and their knowledge of patient prices. We … information. Applying this model to diabetes care, we find that physicians lack detailed price information and are more price …-elastic than full-information models imply. We predict that providing physicians detailed information on prices at the point of …

We study the role of physicians in driving geographic variation of US healthcare utilization. We estimate a model that … separates variation in average utilization of Medicare beneficiaries due to physicians, non-physician supply side factors, and … patient demand. The model is identified by migration of patients and physicians across areas, as well as by variation in …

estimates of hospital ownership type consist of the impact of differential patient case mix (selection) and hospital cost …

we do not know whether hospital quality indicators are causal or biased. We evaluate the validity of commonly used … where hospital closures reallocate large numbers of patients to hospitals of different quality. This setting allows us to … measure whether patient outcomes improve as much as quality indicators predict when a relatively low-quality hospital closes …

the productivity difference between physicians and nurse practitioners (NPs), two health care professions performing … and quasi-experimental variation in the patient probability of being treated by physicians versus NPs in the emergency … department, we find that, compared to physicians, NPs significantly increase resource utilization but achieve worse patient …