1. The Medicare case mix index increase: Medical practice changes, aging and DRG creep;Carter,1985
2. Is cost containment working?;Davis;Health Affairs,1985
3. The economic foundations of national health policy;Detsky,1978
4. Supplier-induced demand: Some empirical evidence and implications;Evans,1974
5. Competition among hospitals: Market structure and its relation to utilization, costs and financial position;Farley,1985