In English:

• Social Europe: The Great Tax Debate, Social Europe, February, 2019, with Miriam Rehm.
• Social Europe: The Case For A Proper Macroeconomic Stabilisation Function For The EU

In German:

• Die Presse: Building bridges instead of mistrust (Brückenschlagen, statt einander misstrauen) - Comment on the European Commission on the Reflection Paper on the Deepening of the Economic and Monetary Union

In Bulgarian:

• Club Z: Is Capitalism Failing?
• Investor.bg: We have to talk seriously about Europe
• Investor.bg: On the introduction of a minimum exempted income and a diversified value added tax in Bulgaria