title: Some management firms make studies of prepaid health plans.
mesh_terms: D003284:Contract Services; D005376:Financial Management; D006268:Health Facilities / Q000191:economics*; D006269:Health Facilities, Proprietary / Q000191:economics*; D006279:Health Maintenance Organizations / Q000191:economics / Q000458:organization & administration*; D010067:Ownership; D014481:United States