General Information

Wie reagieren Privatinvestor*innen auf den Ausbruch von COVID-19? Expert*innen, Politiker*innen und Medien zeichnen bislang ein uneinheitliches Bild von den wirtschaftlichen Folgen der Corona-Krise. Auch Reaktionen von individuellen Markteilnehmer*innen sind nur schwer prognostizierbar. Jun. Prof. Regnina Ortmann, Ph.D, Jun. Prof. Dr. Matthias Pelster und Dr. Sascha Tobias Wengerek kommen zu dem Ergebnis, dass Investor*innen seit Ausbruch der…

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Due to the corona crisis, this year's Paderborn Easter run, like all events in public life, could not take place. The employees of the tax professorships showed team spirit and supported the good cause with their PaderbornerOsterSOLOLOlauf. The Sparkasse Paderborn-Detmold donates €10 per runner and a total of €75,000 to organizations in the region that care for the homeless and provide food for the people in need.

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Teaching Award 2019 of the Paderborn Economists is awarded to Jun. Prof. Dr. Regina Ortmann

This year the "Teaching Award of the Faculty of Economics for special commitment in teaching" at Paderborn University is awarded to Jun.-Prof. Regina Ortmann. The basis for the award of the teaching prize for Jun.-Prof. Regina Ortmann is her conception and realisation of the module "Transfer pricing in the field of tension between control and taxation". The module combines the two disciplines of taxation and controlling. This can be seen both in…

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On September 27th, 2019 Jun.-Prof. Regina Ortmann, Ph.D. participates in the “Sixteenth Symposium on Tax Research” organized by the University of Illinois at Urbana-Champaign and Deloitte Tax LLP. The goal of the Symposium is to bring together scholars, practitioners, and regulators working on current issues in taxation.

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On August 15th – 16th,  2019.Jun.-Prof. Regina Ortmann, Ph.D. participates in the conference "Accounting Summer Camp " at the Stanford Graduate School of Business

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On August 2nd - 3rd, 2019 Jun.-Prof. Regina Ortmann, Ph.D. participates in the conference "Theory and Inference in Accounting Research" at the Stanford Graduate School of Business.

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From July to November 2019 Regina Ortmann is on a research stay at the Stanford Graduate School of Business, USA.

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The chair for International Business Taxation of Jun.-Prof. Regina Ortmann, Ph.D., is looking for a new research assistant starting at the next possible date. For further information, please click here. 

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Since October 9th, 2017 Jun.-Prof. Regina Ortmann, Ph.D. holds the junior professorship for International Business Taxation. From the beginning of the winter term 2017/2018 Regina Ortmann will complement the teaching offer of the department 2.

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Research

TAF Brown Bag Seminar: Lisa Hillmann: „The effect of limited tax loss carryforwards on corporate investment”

As part of the Brown Bag Seminars, Lisa Hillmann (WHU) gave a presentation on April 12, 2022 on the topic „The effect of limited tax loss carryforwards on corporate investment”. This presentation was part of the TRR Brown Bag series.

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TAF Research Seminar: Stefan Zeisberger: "What is Risk? How Investors Perceive Risk in Return Distributions"

TAF Research Seminar On January 25, 2022, Stefan Zeisberger (Radboud University, Netherlands and University of Zurich, Switzerland) presented the paper "What is Risk? How Investors Perceive Risk in Return Distributions" at the TAF Research Seminar. Most textbook finance literature assumes risk to be the standard deviation of returns (volatility), which is not only used by academics but also financial advisors, regulators and more. The paper…

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TAF Brown Bag Seminar: Sebastian Krull: "Skill, effort, luck: the impact of rankings on risk-taking in a social setting"

As part of the Brown Bag Seminars, Sebastian Krull gave a presentation on January 11, 2022 on the topic "Skill, effort, luck: the impact of rankings on risk-taking in a social setting".

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TRR 266/TAF Research Seminar: Marcel Olbert: "Private Equity, Taxes, and Local Governments"

TRR 266/TAF Research Seminar On Dezember 21, 2021, Marcel Olbert held a presentation at the TRR 266/TAF Research Seminar with the title "Private Equity, Taxes, and Local Governments".

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TAF Brown Bag Seminar: Adrian Schipp: „Does Tax Complexity jeopardize Cooperative Compliance Program Effectiveness?“

As part of the Brown Bag Seminars, Adrian Schipp gave a presentation on December 7, 2021 with the topic „Does Tax Complexity jeopardize Cooperative Compliance Program Effectiveness?“.

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TAF Brown Bag Seminar: Tobias Witter: "Corporate responses to balance sheet volatility: European evidence from IAS 19R"

As part of the Brown Bag Seminars, Tobias Witter gave a presentation on November 16, 2021 with the topic "Corporate responses to balance sheet volatility: European evidence from IAS 19R".

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TRR 266/TAF Research Seminar: Jochen Pierk: "The Role of MNC Executives on Tax Avoidance of Foreign Subsidiaries"

TRR 266/TAF Research Seminar On 9 November 2021, Dr. Jochen Pierk (Erasmus University Rotterdam, the Netherlands) held a presentation at the TRR 266/TAF Research Seminar with the title "The Role of MNC Executives on Tax Avoidance of Foreign Subsidiaries". Jochen Pierk obtained his PhD from the Humboldt University of Berlin in 2014. Since 2016 he is an assistant professor at the Erasmus School of Economics, Erasmus University Rotterdam (the…

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TAF Brown Bag Seminar: Alexander Liß: "Are Acquired Intangibles Auditable?"

As part of the Brown Bag Seminars, Alexander Liß gave a presentation on November 2, 2021 with the title "Are Acquired Intangibles Auditable?".

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TRR 266/TAF Research Seminar: Christoph Sextroh: "Simultaneous Information Releases and Capital Market Feedback"

TRR 266/TAF Research Seminar On October 26, 2021, Dr. Christoph J. Sextroh gave a presentation on "Simultaneous Information Releases and Capital Market Feedback" at the TRR 266/TAF Research Seminar. Sextroh received his Ph.D. in the field of accounting from the Center for Doctoral Studies in Business (CDSB) at the University of Mannheim Graduate School of Economic and Social Sciences (GESS). He was a visiting researcher at London Business…

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TAF Brown Bag Seminar: Arndt Weinrich: "Collect Anecdotal Evidence for a Paper"

As part of the Brown Bag Seminars, Arndt Weinrich will give a presentation on July 20, 2021 on the topic "Collect Anecdotal Evidence for a Paper".

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Teaching

On Monday, December 10th, 2018, Professor Dr. Christoph Spengel gives a practical lecture in the course business and corporate taxation "Die größten Steuerräuber Deutschlands: Cum/Ex, Cum/Cum und Cum/Fake". The guest lecture takes place in lecture hall O1 at 4 p.m.

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Guest Lecture in the course Business and Corporate Taxation, Michael Diehl, Laura Bienek, KPMG AG

On November 12th, 2018, tax advisor Michael Diehl and Laura Bienek give a practical lecture in the course Business and Corporate Taxation. The guest lecture takes place in lecture room P7.2.01 at 4 p.m.

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On Monday, November 27th, 2017 tax advisor Michael Diehl and Laura Schramm give a practical lecture. "Wohlverhalten im Steuerrecht - Von internationaler Steuerplanung über Paradise Papers bis Tax CMS". The guest lecture takes place in lecture room P7 2.03 from 4 pm to 6 pm.

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