A Competitive Tax Code Doesn’t Have to Sacrifice Revenue
Structural reforms such as broadening tax bases, improving cost recovery, and shifting toward less distortive taxes can improve competitiveness without necessarily reducing revenue.
7 min read
Expert
Alex Mengden
Economist
Alex Mengden is an Economist at the Tax Foundation, where he focuses on international tax issues and tax policy in Europe. He holds a BA in philosophy and economics from the University of Bayreuth and an MSc in economics from the Ludwig Maximilian University of Munich.
Prior to joining the Tax Foundation, Alex tutored undergraduate classes in public finance at LMU Munich and worked on economic policy research for institutions across Europe and the United States. He currently lives in Berlin, Germany.
Latest Work
2025 European Tax Policy Scorecard
The variety of approaches to taxation among European countries creates a need to evaluate these systems relative to each other. For that purpose, we have developed the European Tax Policy Scorecard—a relative comparison of European countries’ tax systems.
55 min read
Top Personal Income Tax Rates in Europe, 2026
Denmark (55.9 percent), France (55.4 percent), and Austria (55 percent) levy the highest top personal income tax rates in Europe.
4 min read
VAT Rates in Europe, 2026
More than 175 countries worldwide—including all major European countries—levy a value-added tax (VAT) on goods and services. EU Member States’ VAT rates vary across countries, though they’re somewhat harmonized by the EU.
5 min read
Weak Capital Allowances and Worldwide Taxation Are Stunting Chile’s Economic Growth
Corporate tax reform can strengthen Chile’s economic growth at a minimal revenue cost by reinstating full expensing and adopting a territorial tax system to align its cross-border rules with the international standard.
5 min read
Movers and Shakers in the International Tax Competitiveness Index
For the past 12 years, the International Tax Competitiveness Index has examined which countries have truly embraced tax competitiveness and which ones have lagged behind. Our experts examine how country rankings have changed over time and identify the largest movers and shakers.
5 min read
A Budget for Growth: Why the UK Must Shift from Tax Hikes to Pro-Growth Policies
The recently proposed UK budget contains several tax measures that put a greater burden on the working class and ultimately fails to tackle the deeper structural problems of the UK’s tax code.
6 min read
Pillar Two Implementation in Europe, 2025
22 of the 27 EU Member States have implemented both the income inclusion rule and the qualified domestic minimum top-up tax in 2025.
4 min read
International Tax Competitiveness Index 2025
While there are many factors that affect a country’s economic performance, taxes play an important role. A well-structured tax code is easy for taxpayers to comply with and can promote economic development while raising sufficient revenue for a government’s priorities.
93 min read
Savings and Investment: The Tax Treatment of Stock and Retirement Accounts in OECD and EU Countries
Tax-preferred private retirement accounts often have complex rules and limitations. Universal savings accounts could be a simpler alternative—or addition—to many countries’ current system of private retirement savings accounts.
23 min read
Real Property Taxes in Europe, 2025
High property taxes levied not only on land but also on buildings and structures can discourage investment in infrastructure, which businesses would have to pay additional tax on.
3 min read
The UK Should Lower or Abolish, Not Raise, Its VAT Registration Threshold
The United Kingdom Treasury’s proposal to increase in the value-added tax (VAT) registration threshold would hold back small business growth, reduce the efficiency of the VAT system, and lead to a revenue shortfall.
4 min read
Patent Box Regimes in Europe, 2025
The aim of patent boxes is generally to encourage and attract local research and development (R&D) and to incentivize businesses to locate IP in the country. However, patent boxes can introduce another level of complexity to a tax system, and some recent research questions whether patent boxes are actually effective in driving innovation.
4 min read
Carbon Taxes in Europe, 2025
In recent years, several countries have taken measures to reduce carbon emissions, including instituting environmental regulations, emissions trading systems (ETSs), and carbon taxes.
4 min read
Tax Subsidies for R&D Expenditures in Europe, 2025
Many countries incentivize business investment in research and development (R&D), intending to foster innovation. A common approach is to provide direct government funding for R&D activity. However, a significant number of jurisdictions also offer R&D tax incentives.
4 min read
Presidential Election in Poland: Tailoring Tax Policy to Poland’s Strategic Needs
Between Russia’s war in Ukraine, President Trump’s uncertain policies towards Europe, and Poland’s attempt to increase domestic defense capabilities, raising revenue has become one of the most critical topics in the campaign.
7 min read
Net Operating Loss Carryforward and Carryback Provisions in Europe, 2025
Carryover provisions help businesses “smooth” their risk and income, making the tax code more neutral across investments and over time.
5 min read
A Distributed Profits Tax in Poland
The Polish government is considering converting its traditional corporate income tax into a tax on distributed profits. We estimate that this reform would result in greater investment, a larger productive capital stock, and higher economic output in the long run.
29 min read
Effects of the Federal Constitutional Court’s Judgment on Germany’s Solidarity Surtax
Surtaxes such as Germany’s solidarity surtax run counter to the principles of simplicity and transparency of the tax system because they impose an additional layer of tax on taxpayers and create a more complex tax structure that often obscures the actual tax burden.
4 min read
2024 European Tax Policy Scorecard
The variety of approaches to taxation among European countries creates a need to evaluate these systems relative to each other. For that purpose, we have developed the European Tax Policy Scorecard—a relative comparison of European countries’ tax systems.
55 min read