Exhibit 178 ยท Peer-reviewed trial report
Health insurance and the demand for medical care: evidence from a randomized experiment
The per capita expenses on the plan with no out-of-pocket costs are 45 percent higher than those on the plan with a 95 percent coinsurance rate, subject to an upper limit on out-of-pocket expenses of $1,000 per year.
The principal analysis of spending in the RAND Health Insurance Experiment. Per-capita expenses on the free plan were about 45 percent higher than on the 95 percent coinsurance plan, which capped out-of-pocket spending at $1,000.
- Source
- Manning et al., American Economic Review
- Date
- 1987
- Quoted from
- Abstract of RAND report R-3476 (Manning, Newhouse, Duan et al.), as reproduced on the Harvard Health Care Policy page
- Grade
- Peer-reviewed
- Document
- https://hcp.hms.harvard.edu/publication/health-insurance-and-demand-medical-care-results-randomized-experiment
- Accessed
- 2026-11-09
- Cited by
- Findings citing this exhibit
- Note
- Known through a Harvard listing and a mirrored PDF.