This annotated bibliography lists books and journal articles published since 1976 which deal with health economics and which are based on health services research supported by the National Center for Health Services Research (NCHSR). Articles prepared by NCHSR staff are listed as intramural. All other articles cite the NCHSR grant or contract number that supported the research. The 193 citations appear alphabetically by author in one of seven categories according to their primary focus. "Alternative Delivery Systems" contains citations concerning health maintenance organizations, preferred provider organizations, freestanding emergency and ambulatory centers, and multihospital systems. "Hospital Economics" includes citations on rural hospitals, reimbursement, facility planning, market structure/competition, cost analysis, or casemix measurement. References to works on demand for services, indigent care, or access are included in "Income and Health." Citations under "Insurance/Financing" deal with the insurance industry, coverage/benefits, Medicare/Medicaid, corporate health plans, or catastrophic costs. Articles under "Long-Term Care" cover insurance/financing, alternative care settings, cost analysis, and deinstitutionalization. "Practice Patterns and Productivity" contains articles on variations in medical practice, supply/distribution of physicians, and the role of the non-physician. "Technology Assessment" includes articles on cost-effectiveness analysis, cost-benefits analysis, cost of illness, and diffusion of technology. (NB)