Research suggests that income inequality is inversely associated with health. This association has been documented in studies that utilize variation in income inequality across countries or across time from a single country. The primary criticism of these approaches is their inability to account...

Three causal processes have been proposed to explain associations between group income inequality and individual health outcomes, each of which implies health effects for different segments of the population. We present a novel conceptual and analytic framework for the quantitative evaluation of...

We reviewed the empirical studies published between 2000 and 2010 that test the relative deprivation (RD) hypothesis in relation to population health. Our review focuses primarily on 14 studies using the Yitzhaki Index and related relative income measures. We summarize their main findings by...