Since 12/2019
Member of the Advisory Editors Board of the Eurasian Business Review (SSCI, Springer)
Since 09/2019
Member of the Advisory Board of the Eurasian Business and Economics Society (EBES)
Since 03/2018
Reviewer of Mathematical Reviews (a division of the American Mathematical Society)
Since 2007
Editor-in-Chief of Review of Managerial Science (with Ralf Ewert)
2001 - 2007
Co-editor of the scientific journal 'Zeitschrift für Betriebswirtschaft (ZfB)', since July 2004, Department Editor of "Bankbetriebslehre und Finanzierung"
2001
Appointed to the chair of Business Administration, Finance and Banking at Catholic University of Eichstätt-Ingolstadt
2000-2011
Editorial Board of the Lecture Notes in Economics and Mathematical Systems
1998
Appointed to professorship in Ordinary of Banking at University of Zurich
Since 1997
Full professor and chairholder at Friedrich-Schiller-University Jena
1997 - 2001
Co-editor of the OR Spectrum-Quantitative Approaches in Management (2001 - 2011 member of the Advisory Board)
1997
Appointed to the chair of Business Administration especially Finance, Banking and Risk Management at Friedrich-Schiller-University Jena
1997
Appointed to the chair of Business Administration especially Banking and Finance at Leibniz University Hannover
1994 - 1997
Full professor of the chair mentioned below at Otto von Guericke University Magdeburg
1994
Appointed to the chair of Business Administration especially Finance and Financial Markets at Otto Guericke University Magdeburg and appointment as a Professor
1994
Appointed to the chair of Business Administration especially Finance at Technische Universität Dresden
1993/1994
Interim professor of the chair of Business Administration/Finance at Technische Universität Braunschweig
1993
Appointed to the chair of Business Administration (especially Finance) at Bielefeld University
1993
Appointed to the chair of Business Administration especially Finance (included investment) at Technische Universität Braunschweig
1993
Habilitation as "Dr. rer. pol. habil." and obtaining a licence to teach 'Business Administration' (1993) at University of Passau
1989 - 1993
Scientific assistant at the chair of Business Administration especially Finance (Professor Dr. J. Wilhelm) at University of Passau
1987 - 1988
Siemens AG in Munich (central corporate planning)
1983 - 1987
Scientific assistant at the chair of Economics spezialized in Money and Foreign Economics (Professor Dr. W. Harbrecht) and graduation to "Dr. rer.pol." (1988) at University of Passau
1980 - 1983
Scholarship of the Konrad Adenauer foundation, St. Augustin/ Bonn
1978 - 1983
Study of mathematics at Friedrich-Alexander-University Erlangen-Nuremberg
Since 12/2019
Member of the Advisory Editors Board of the Eurasian Business Review (SSCI, Springer)
Since 09/2019
Member of the Advisory Board of the Eurasian Business and Economics Society (EBES)
Since 03/2018
Reviewer of Mathematical Reviews (a division of the American Mathematical Society)
2015 - 2016
Member of the board that chooses the winner of the Schmalenbach-Preis in Schmalenbach-Gesellschaft für Betriebswirtschaft e.V./Verband der Hochschullehrer für Betriebswirtschaft
01/2004 - 12/2005
Chairman of the scientific commission called "Banking and Finance" of the organization "Verband der Hochschullehrer für Betriebswirtschaftslehre e.V." (03/2001 - 12/2003 vice chairman)
04/2002 - 04/2004
Chairman of the scientific commission of the working group called Erich-Gutenberg-Arbeitsgemeinschaft Köln e.V.
06/1999 - 04/2001
Head of the work group "Finance and Financial Institutions" of GOR (Gesellschaft für Operations Research e.V.)
09/1999 - 09/2001
Member of the advisory council of GOR (Gesellschaft für Operations Research e.V.)
Activities as referee
Membership
Monographs
Articles in scientific journals with review process
Contributions in conference proceedings and other scientific journals
Articles in anthologies and encyclopedias
Reviews
Current working papers
Accepted lectures at conferences with a double-blind review process (presentation by Mario Brandtner)
Accepted lectures at conferences with double-blind review process (presentation by Michal Börner)
Accepted lectures at conferences with double-blind review process (presentation by Robert Rischau)