The economic role of investor relations in different legal and financial systems
empirical evidence from Germany and the UKWuppertal, September 2017
Economics of cancer drugs
development, approval, benefit, trials, innovation, value, price, and competitionWuppertal, 2023

Entrepreneurial Orientation
an Investigation of the Stability of a Firm's Fundamental Strategic Posture and Its Links to Imitation Behavior and SustainabilityWuppertal, 2025
Essays in empirical and behavioral finance
Wuppertal, October 2024
Essays in empirical asset pricing and behavioral finance
Wuppertal, June 2021


Essays on computational portfolio management and asset pricing
Wuppertal, September 30, 2023
European foreign policy - A new framework for analysis
Wuppertal, July 2016
Explaining individual differences in workplace commitments
the role of residual bonds and commitment propensity ; [kumulative Dissertation]2012
