| Purchaser(s) | Authors of studies (see references for full citation) |
|---|---|
| New Jersey Medicaid Office of Managed Care | Farley et al. 2002 (also see Medicaid programs in five States, below) |
| General Motors Corporation | Scanlon et al. 2002; Meyer et al. 1999; Meyer et al. 1998; Meyer et al. 1997 |
| Buyer's Health Care Action Group | Schultz et al. 2001; Feldman et al. 2000; Robinow 1997 |
| Medicaid programs in five States (Arizona, Kansas, Michigan, New Jersey, and West Virginia) | Fossett et al. 2000 |
| Pacific Business Group on Health | Castles et al. 1999; Schauffler et al. 1999; Meyer et al. 1997; Rodriguez and Schauffler 1996 |
| Members of the National Business Coalition on Health | Fraser et al. 1999 |
| California Public Employees Retirement System (CalPERS) | Meyer et al. 1999; Meyer et al. 1998 |
| The Alliance, Denver, Colorado | Meyer et al. 1999; Meyer et al. 1998 |
| Missouri Consolidated Health Care Plan | Meyer et al. 1999; Meyer et al. 1998 |
| Cleveland Health Quality Choice | Meyer et al. 1999; Meyer et al. 1998 |
| University of California | Buchmueller and Feldstein 1997 |
| Dallas-Fort Worth Business Group on Health | Meyer et al. 1997 |
| Chicago Business Group on Health | Meyer et al. 1997 |
| Gateway (St. Louis) Purchasing Association (now Gateway Purchasers for Health) | Meyer et al. 1997 |
| Digital Equipment Corporation | Meyer et al. 1997 |
| GTE Corporation | Meyer et al. 1997 |
| Community Health Purchasing Corporation (Iowa) | Meyer et al. 1997 |
| Pacific Bell | Meyer et al. 1997 |
| Purchasers in 15 U.S. communities | Lipson and De Sa 1996 |