Müller, Raphael, Christoph Spengel and Stefan Weck (2024), How Do Investors Value the Publication of Tax Information? Evidence from the European Public Country-by-Country Reporting, Contemporary Accounting Research 41(3), 1893-1924.

Weck, Stefan, Christoph Spengel and Leonie C. Kopetzki (2023), Moving Forward with Tax Sustainability Reporting in the EU – A Quantitative Descriptive Analysis, World Tax Journal 15(2), 291-320.

Spengel, Christoph, Katharina Nicolay, Daniela Steinbrenner, Johannes Gaul, Hannah Gundert, Julia Spix, Stefan Weck and Sophia Wickel (2024), Deutschland im internationalen Steuerwettbewerb: Auswirkungen aktueller Reformansätze, Der Betrieb 77(19) , 1158-1163.

Spengel, Christoph, Daniel Klein, Jessica M. Müller, Alina Pfrang, Inga Schulz, Sarah Winter, Johannes Gaul, Stefan Weck and Sophia Wickel (2023), Die globale Mindeststeuer - Kosten und Nutzen aus deutscher Sicht, Der Betrieb 1-2/2023, Beilage 01 , 1-14.

Olbert, Marcel, Christoph Spengel and Stefan Weck (2024), Multinational Firms in Tax Havens – Corporate Motives, Regulatory Countermeasures, and Recent Statistics, in: Arjan Lejour, Dirk Schindler Edwar Elgar Publishing 352-374

Gundert, Hannah, Christoph Spengel and Stefan Weck (2024), Leveling the Playing Field? A Qualitative and Quantitative Examination of the EU Directive on Public Country-by-Country Reporting, TRR 266 Accounting for Transparency Working Paper Series .

Gundert, Hannah, Christoph Spengel and Stefan Weck (2024), Leveling the Playing Field? A Qualitative and Quantitative Examination of the EU Directive on Public Country-By-Country Reporting, ZEW Discussion Paper No. 24-019, Mannheim

Olbert, Marcel, Christoph Spengel and Stefan Weck (2023), Multinational Firms in Tax Havens – Corporate Motives, Regulatory Countermeasures, and Recent Statistics, ZEW Discussion Paper No. 23-036, Mannheim

Gaul, Johannes, Daniel Klein, Jessica M. Müller, Alina Pfrang, Inga Schulz, Christoph Spengel, Stefan Weck, Sophia Wickel and Sarah Winter (2022), Significant Costs, Limited Benefits: A Global Minimum Tax in Germany , A Global Minimum Tax in Germany, ZEW policy brief No. 22-07, Mannheim

Müller, Raphael, Christoph Spengel and Stefan Weck (2021), How Do Investors Value the Publication of Tax Information? Evidence from the European Public Country-By-Country Reporting, TRR 266 Accounting for Transparency Working Paper Series .

Müller, Raphael, Christoph Spengel and Stefan Weck (2021), How Do Investors Value the Publication of Tax Information? Evidence from the European Public Country-By-Country Reporting, ZEW Discussion Paper No. 21-077, Mannheim

Spengel, Christoph, Leonie Fischer, Christopher Ludwig, Jessica Müller, Stefan Weck and Sarah Winter (2021), Debt-Equity Bias Should Be Addressed on National Rather Than on EU Level, ZEW policy brief No. 21-07, Mannheim

Spengel, Christoph, Daniel Klein, Christopher Ludwig, Jessica Müller, Raphael Müller, Stefan Weck and Sarah Winter (2021), EU sollte statt einer Digitalabgabe die indirekten Steuern stärker in den Blick nehmen, ZEW policy brief No. 21-02, Mannheim

Steinbrenner, Daniela, Stefan Weck and Jan Zental (2024), Erbschaftsteuer im internationalen Vergleich, Sonderstudie zum Länderindex Familienunternehmen, Stiftung Familienunternehmen, München

Heinemann, Friedrich, Leonie Fischer, Hannah Gundert and Stefan Weck (2023), Länderindex Familienunternehmen, 9. Auflage, München

Spengel, Christoph, Frank Schmidt, Jost Henrich Heckemeyer, Katharina Nicolay, Alexandra Bartholmeß, Christopher Ludwig, Daniela Steinbrenner, Peter Buchmann, Theresa Bührle, Verena Dutt, Leonie Fischer, Julia Spix, Barbara Stage, Stefan Weck and Sophia Wickel (2022), Effective Tax Levels Using the Devereux/Griffith Methodology, Final Report 2021, Europäische Kommission - Generaldirektion Steuern und Zollunion, Mannheim

WS 2023/2023: Course "TAX 303: Taxation I: Unternehmensbesteuerung", University of Mannheim, Germany

HS 2022: Course "TAX 303: Taxation I: Business taxation", University of Mannheim, Germany

HS 2021: Course "TAX 303: Taxation I: Business taxation", University of Mannheim, Germany