This article examines the usual explanations for high U.S. health care costs, including medical technology, physician spending, patient choices and others. It then looks at the Affordable Care Act and other regulatory ideas to slow and better rationalize the high costs of the American system,...

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...