We estimate the health costs of supply-side barriers to accessing medical care. The setting is Colombia, where citizens have a constitutional right to health care, but insurance companies that manage delivery impose restrictions on access. We use administrative data on judicial claims for health...

The Affordable Care Act included a provision to eliminate the Medicare prescription drug coverage gap. The policy was phased in by gradually diminishing the gap each year between 2011-2020. This provides a natural experiment to conduct an in-depth study of how the policy affected medication use,...

We consider physicians with fixed capacity levels. If a physician's capacity exceeds demand, she may have an incentive to overtreat, i.e., she may provide unnecessary treatments to use up idle capacity. By contrast, with excess demand she may undertreat, i.e., she may not provide necessary...

Governments in many low- and middle-income countries are developing health insurance products as a complement to tax-funded, subsidized provision of health care through publicly operated facilities. This paper discusses two rationales for this transition. First, health insurance would boost...

Dementia leads public health issue worldwide. China has the largest population of adults living with dementia in the world, imposing increasing burdens on the public health and healthcare systems. Despite improved access to health services, inadequate and uneven dementia management remains...

Dementia leads public health issue worldwide. China has the largest population of adults living with dementia in the world, imposing increasing burdens on the public health and healthcare systems. Despite improved access to health services, inadequate and uneven dementia management remains...

We review the evidence on decision making in complex choice situations—i.e., situations where there are many alternatives and/or where attributes of alternatives are difficult to understand. We focus on choices about health insurance, health care, and retirement planning, all of which are very...