Understanding of the substantial disparity in health between low and high socioeconomic status (SES) groups is hampered by the lack of a suffciently comprehensive theoretical framework to interpret empirical facts and to predict yet untested relations. We present a life-cycle model that...

Measurement of inequity in health care delivery has focused on the extent to which health care utilisation is or is not distributed according to need, irrespective of income. Studies using cross-sectional data have proposed various ways of measuring and standardizing for need, but inevitably...