As a result of the confidential sharing of data among tax authorities in different jurisdictions, effective tax rates have risen by between one and two percentage points. This demonstrates that the rules in place are working. By contrast, the publication of sensitive corporate data online makes...

Aggressive tax planning efforts of highly profitable multinational companies (Base Erosion and Profit Shifting (BEPS)) have become the subject of intense public debate in recent years. As a response, several international initiatives and parties have called for more transparency in financial...

The European Commission envisages putting forward a proposal for a tax reform that would allow improving the efficiency and simplicity of the corporate income tax systems. This report assesses the impact of a Common Corporate Tax Base (CCTB) on the size of the corporate tax bases of EU...

Ziel dieser Studie ist es, für die 28 EU-Staaten sowie die Schweiz, Norwegen, Republik Mazedonien, Türkei, USA, Kanada und Japan effektive Steuersätze zu ermitteln. Dabei stützt sich die Berechnung der inländischen und grenzüberschreitenden marginalen und durchschnittlichen...

The aim of this paper is twofold. First, we want to examine whether and if so, to what extent, the concept of International Financial Reporting Standards (IFRS) meets the requirements of a Common Consolidated Corporate Tax Base (CCCTB) for the EU-wide activities of multinationals as proposed by...