Projects of the Research Unit Corporate Taxation and Public Finance

Laufende Projekte

  1. Project // 01.02.2024 – 31.01.2026

    BAK Taxation Index 2024/2025

    In the context of a growing international economic integration, taxation becomes a more and more central factor in the competition of regions and countries for international investment and skilled employees. From…

  2. Project // 01.01.2024 – 01.09.2027

    Mannheim Tax Index

    The Mannheim Tax Index is an indicator for the effective tax levels of companies, as taxation is deemed to be an important location factor. More precisely, it benchmarks countries and regions from a tax…

  3. Project // 01.12.2023 – 01.12.2027

    The Provision of Effective Tax Rates and Related Supporting Services – Backward-looking Effective Tax Rates

    In its Communication on Business Taxation in the 21st Century, the European Commission emphasises the need for a sound, efficient and fair tax framework that meets public financing needs while supporting recovery,…

Abgeschlossene Projekte

  1. Project // 01.02. – 30.09.2025

    Energy as a Location Factor – A Comparison of Countries – Update 2025

    Since the beginning of the energy crisis, the structure of energy imports has changed significantly. After a highly volatile phase with temporary price spikes, electricity and gas prices have stabilised at a new…

  2. Project // 10.12.2024 – 30.06.2025

    Tax incentives and investment in the EU: best practices and ways to stimulate private investments and prevent harmful tax practices

    Governments worldwide increasingly rely on tax incentives to promote private R&D and innovation investment. Tax incentives make eligible investments financially advantageous to firms, aiming to drive growth, but…

  3. Project // 01.12.2024 – 01.10.2025

    Analysis and evaluation of the German VAT system with particular consideration of competition and delineation aspects

    This study assesses the need for reform of Germany’s reduced VAT rate system at a time when public finances face growing pressures from geopolitical, economic and demographic developments. The evaluation combines…

  4. Project // 01.10. – 01.12.2024

    Expertise on Germany's tax challenges as a business location


      

    The latest Mannheim Tax Index shows that Germany is falling further behind in international tax competition for large companies and now has one of the highest corporate tax burdens in an international…

  5. Project // 01.06.2024 – 28.02.2025

    Country Index for Family Enterprises – Update 2024

    In the year 2006, ZEW had developed the Country Index for Family Enterprises on behalf of the Stiftung Familienunternehmen. The objective of this index is an international comparison of investment locations from…

  6. Project // 01.05.2024 – 28.02.2025

    Calculation of the federal government's digital budget

    How much has the German government spent on digital policy initiatives in recent years? This question cannot be answered ad hoc on the basis of the available data. The need for a centralised digital budget has…