3. Reinhardt, Uwe E., Gerard F. Anderson, and Peter S. Hussey. “It’s the Prices, Stupid: Why the United States is So Different from Other Countries.” Health Affairs 22, no. 3 (2003). Foundational study identifying unit‑price differences as the primary cause of U.S. cost excess.
4. RAND Corporation. International Prescription Drug Price Comparisons. 2023. Empirical comparison showing U.S. brand‑name drug prices average 2.8× OECD peers.
5. Himmelstein, David, and Steffie Woolhandler. “Administrative Waste in the U.S. Health Care System.” Health Affairs 39 (2020). Quantifies billing overhead at roughly 8 percent of national health expenditure.
6. American Medical Association. Survey on Prior Authorization and Administrative Burden. 2023. Reports physicians spend two hours on paperwork per hour of patient care.
7. Organisation for Economic Co‑operation and Development (OECD). Health at a Glance 2023. Paris: OECD Publishing, 2023. Provides cross‑country data showing U.S. health spending nearly double the OECD average.
8. Canadian Institute for Health Information. National Health Expenditure Trends 2024. CIHI, 2024. Chronicles Canada’s single‑payer cost trajectory compared with the U.S. over five decades.