Health economics
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In recent years, a spate of health care reform proposals have emerged on the American agenda. Although the elements of the reform proposals often vary substantially, most of the initiatives are fuelled by two common concerns: rising health care expenditures and a growing uninsured population. National health spending, for example, commands an increasing share of U. ⋯ To facilitate understanding of the public policy options being considered to address these concerns, the article examines U. S. health care expenditure data and some of the causes of rising health care costs. The article also discusses the demographic characteristics of the uninsured population, the reasons why they lack health coverage, and the health consequences associated with being uninsured.