An in-depth econometric analysis of US state-level data on an annual frequency, from 1976 to 2008, sheds new light on a plausible causal link between infrastructure investments, namely public spending on highways, and income inequality. This causal relationship is drawn out by using the number...

Income-related inequalities and horizontal inequity in health-care utilisation have recently been widely studied using linear additive models of decomposition. This paper applies new methods of decomposition by factors, based on microsimulation technique. Besides avoiding the unavoidable price...