Glazer, Jacob; McGuire, Thomas G.; Cao, Zhun; … - In: Journal of Health Economics 27 (2008) 5, pp. 1182-1195
Global ratings, such as those based on consumer satisfaction, are a commonly used form of report on the performance of health plans and providers. A simple averaging of the global rating by plan members leads to a problem: it gives a plan greater incentives to improve services used by low-cost...