This paper evaluates the Multilateral Convention to implement Pillar I Amount A, released by the OECD in October 2023, and the alternative proposal of Art. 12B for tax treaties suggested by the UN, with a particular emphasis on the perspective of developing countries. We conduct a comparative...

Many countries have introduced patent box regimes in recent years, offering a reduced tax rate to businesses for their IP-related income. In this paper, we analyze the effects of patent box regimes when countries can simultaneously use patent boxes and R&D subsidies to promote innovation. We...

We study the effect of digital tax measures on firm value. By employing an event study methodology, we analyze investor reaction to the European Commission's proposals on the taxation of digital corporations. Examining the stock returns of potentially affected corporations surrounding the draft...

The European Commission recently implemented the minimum tax directive (Pillar Two) to ensure that corporate profits are at least taxed at 15%. At the same time, it proposed a legislative initiative aimed at reducing the tax-induced distortions between debt and equity financing (debt-equity bias...

Tax incentives are a key component of governments’ investment policy mix as they directly impact companies’ tax burden. In this paper, we illustrate the EU’s tax attractiveness as investment location over time in terms of effective average tax rates and evaluate potential tax reform...

This study provides an overview of current political developments in the tax competition debate, emphasizing the consequences for large German family businesses. We analyze new tax competition trends in Europe and selected industrialized countries in recent years. Subsequently, we discuss...

Our study investigates firms' internal digitalizationas a crucial foundation for timely, data-driven decision making. We evaluate the association between digital infrastructure and improved decision making intax planning decisions to analyze if the benefits of digitalization expand beyond firms'...

Upon more than 400 judgements on direct taxation, the case law of the European Court of Justice has considerably shaped Member States' tax systems. Based on Member States' tax law adjustments in the context of four landmark rulings on corporate income taxation, we analyse whether case law is a...

Das Steuersenkungsgesetz stellt das größte Reformvorhaben auf dem Gebiet der direkten Steuern in Deutschland seit der Einführung des körperschaftsteuerlichen Anrechnungssystems zum 1.1.1977 dar. Vorgesehen sind eine Änderung des Steuersystems, eine Verringerung der Steuersätze sowie eine...