title: The need for demonstrations to test new ideas.
authors.forename: N A
authors.initials: NA
authors.lastname: DeParle
authors.forename: R A
authors.initials: RA
authors.lastname: Berenson
mesh_terms: D014487:Centers for Medicare and Medicaid Services, U.S.; D016536:Competitive Medical Plans / Q000458:organization & administration*; D006302:Health Services Research / Q000458:organization & administration*; D006801:Humans; D018854:Managed Competition; D020398:Medicare Part C / Q000458:organization & administration*; D020380:Needs Assessment / Q000458:organization & administration*; D010865:Pilot Projects; D011057:Politics; D016730:Program Development; D015397:Program Evaluation; D011445:Prospective Payment System / Q000458:organization & administration*; D014481:United States