In view of the dramatic increase of inequality within and among different countries, but also due to social movements and protests in numerous societies, as well as a rise in international flight and migration. One of the main drivers of the discussion is more than ever the level of inequality. Less inequality leads to more economic prosperity, social mobility, intergenerational justice, poverty reduction, health and life opportunities, social cohesion and political participation. Fighting inequality remains one of the key tasks of the coming years, because for the future constitution of the world and the cohesion of societies it will be less relevant if globalization leads to a further increase of the wealth of the rich.