This paper surveys the nexus between tax competition and the fiscal constitution. We distinguish various approaches to competition between jurisdictions and provide a critique of evolutionary approaches to 'systems competition'. In the main part of the paper, a simple model of horizontal tax...

IP boxes or patent boxes can be introduced so as to promote research and development (R&D) activities or attract mobile IP assets, but they can also cause harmful tax competition. Action 5 of BEPS project has analysed this problem and proposes the application of a ‘nexus approach’ that...

Sub-national governments often finance substantial parts of their budgets via taxes on capital or other mobile factors - despite having access to alternative, less distortionary, revenue sources. This paper develops three hypotheses to explain this pattern and tests them in a natural experiment...

The tax harmonization is a complex issue in the process of European integration. The tax harmonization is a process of convergence of the tax system based on mutual set of rules and, in general, it means existence of identical or similar tax rates for the tax payers in European Union, i.e. Euro...