The main objective of risk adjustment in systems of regulated competition on health insurance markets is the removal of incentives for undesirable risk selection. We introduce a simple conceptual framework to clarify how the definition of acceptable costs and the distinction between legitimate...

We discuss the conceptual foundations of measuring (in)equity in health and health care. After an overview of the recent developments in the measurement of socioeconomic inequalities and in racial disparities, we show how these partial approaches can be seen as special cases of the more general...