Patient cost-sharing for primary care and prescription drugs is designed to reduce the prevalence of moral hazard in utilization. Yet the success of this strategy depends on two factors: the elasticity of demand for those medical goods, and the risk of downstream hospitalizations by reducing...

The emergency department (ED) is a complex node of healthcare delivery that is facing market and regulatory pressure across developed economies to reduce wait times. In this paper we study how ED doctors respond to such incentives, by focussing on a landmark policy in England that imposed strong...

The emergency department (ED) is a complex node of healthcare delivery that is facing market and regulatory pressure across developed economies to reduce wait times. In this paper we study how ED doctors respond to such incentives, by focussing on a landmark policy in England that imposed strong...

There is widespread agreement that the US healthcare system wastes as much as 5% of GDP, yet little consensus on what care is actually unproductive. This partly arises because of the endogeneity of patient choice of treatment location. This paper uses the effective random assignment of patients...

There are ongoing debates around the world over the value of private supplements to public health insurance systems. We investigate this issue in the context of one of the world's deadliest diseases, diabetes, and one of the countries with the worst diabetes problems in the world, Mexico. We...