This paper studies the impact of the first effective medical treatment for an infectious disease -diphtheria antitoxin- on the historical health transition in the United States. Using an instrumental variable for local antitoxin adoption rates and information from approximately 1.6 million death...

Like other countries seeking a progressive path to universalism, Peru has attempted to reduce inequalities in access to healthcare by granting the poor entitlement to tax-financed basic care without charge. We identify the impact of this policy by comparing the target populationś change in...

A health insurer's Medical Loss Ratio (MLR) is the share of premiums spent on medical claims. As part of the goal of reducing the cost of health care coverage, the Affordable Care Act introduced minimum MLR provisions for all health insurance sold in fully-insured commercial markets as of 2011,...

Doctors and hospitals in the United States serve patients covered by many types of insurance. This overlap in the supply of health care services means that changes in the prices paid or the volume of services demanded by one group of patients may affect other patient groups. This paper examines...