Before revision:  The main goal of a health plan payment risk adjustment system is to convey incentives to health plans such that they provide health care services efficiently , a component of which is not to discriminate in access or care for persons or groups likely to be expensive.
After revision:  The main goal of this "risk adjustment" system is to convey incentives to health plans such that they provide health care services efficiently , a component of which is not to discriminate in access or care for persons or groups likely to be expensive.