In 2008, a group of uninsured low-income adults in Oregon was selected by lottery to be given the chance to apply for Medicaid. This lottery provides an opportunity to gauge the effects of expanding access to public health insurance on the health care use, financial strain, and health of low-income adults using a randomized controlled design. In the year… (More)
In 2008, Oregon initiated a limited expansion of a Medicaid program for uninsured, low-income adults, drawing names from a waiting list by lottery. This lottery created a rare opportunity to study the effects of Medicaid coverage by using a randomized controlled design. By using the randomization provided by the lottery and emergency-department records from… (More)
Many observational studies have estimated a strong effect of obesity on mortality. In this paper, we explicitly define the causal question that is asked by these studies and discuss the problems associated with it. We argue that observational studies of obesity and mortality violate the condition of consistency of counterfactual (potential) outcomes, a… (More)
Course Description: The field of health economics can be broadly described as consisting of two parts: 1) the " demand side, " or factors influencing individuals' demand for health and medical care, and 2) the " supply side, " or factors influencing health care providers' supply of medical services. This course focuses on the demand side of the field,… (More)
Note: Virtually all the analyses reported here were pre-specified and publicly archived on January 22, 2013 at email@example.com. The results of a few additional post hoc analyses are marked with the symbol ^ when presented.
for expert research assistance, and to numerous Oregon state employees for help acquiring the necessary data and for answering our many questions about the administration of state programs. We gratefully acknowledge funding from the Assistant Research Consortium). We also gratefully acknowledge Centers for Medicare and Medicaid Services' matching funds for… (More)
In 2008, a group of uninsured low-income adults in Oregon was selected by lottery to be given the chance to apply for Medicaid. This lottery provides a unique opportunity to gauge the effects of expanding access to public health insurance on the health care use, financial strain, and health of low-income adults using a randomized controlled design. In the… (More)