Recent studies provide evidence that immigration has a significant positive effect on the vote for parties with anti-immigration agendas. However, this result does not emerge if we apply the same empirical analysis to the UK, whether in the case of Brexit, or if we consider support for Ukip or...

This paper analyses the consequences of the planned enlargement on the EU budget for the years 2007 and 2013. It concentrates on the EU's Common Agricultural Policy and Structural Policy and calculates the possible fiscal consequences of enlarging the EU for various policy scenarios. Enlarging...

There is often a gap between the prescriptions of an optimal tax system and actual tax systems, some of which can be neither efficient economically nor efficient at redistributing income. With a focus on personal income taxes, this paper reviews the political economics literature on tax systems...

In the past, economic integration in Europe was largely compatible with the persistence of different national varieties of capitalism. While product market integration intensified competition, member states could build on and foster their respective comparative advantage. To date, this no longer...

This paper provides an up-to-date overview of the gradual development of differentiated integration and the ensuing changes in the nature of European integration. It considers the dynamics of deepening and widening of the EU and proposes the metaphor of a 'European Onion' that is designed to...

There is often a gap between the prescriptions of an 'optimal' tax system and actual tax systems, some of which can be neither efficient economically nor efficient at redistributing income. With a focus on personal income taxes, this paper reviews the political economics literature on tax...

There is often a gap between the prescriptions of an "optimal" tax system and actual tax systems, some of which can be neither efficient economically nor efficient at redistributing income. With a focus on personal income taxes, this paper reviews the political economics literature on tax...

The rise of a small number of digital platform corporations as the de facto governing institutions of the Internet has generated calls from around the world for greater regulation of platform power in the public interest. Concerns have ranged from monopolistic economic power and adverse effects...

This paper surveys the theoretical and empirical research on the efficient assignment of policy tasks to different levels of government and applies the results on the delimitation of competences within the European Union. The main results are: (i) A precise derivation of an optimal degree of...