共 50 条
- [33] Are two carrots better than one? The effects of adding employment services to financial incentive programs for welfare recipients INDUSTRIAL & LABOR RELATIONS REVIEW, 2008, 61 (03): : 410 - 423
- [39] MARKET PENETRATION OF NEW DRUGS IN ONE UNITED-KINGDOM REGION - IMPLICATIONS FOR GENERAL-PRACTITIONERS AND ADMINISTRATORS BRITISH MEDICAL JOURNAL, 1993, 307 (6912): : 1118 - 1120