Income inequality and relative poverty in the United States are among the highest in the OECD and have substantially increased over the past decades. These developments have been associated with a number of other worrying statistics, including low intergenerational social mobility and weak real...

Against a backdrop of the widening income distribution in most countries, OECD governments need to formulate policies that support sustainable and inclusive economic growth. Tax policies play a crucial role in this endeavour. Both tax theory and mounting empirical evidence suggest that many...