
Retourenmanagement im Online-Handel
Wuppertal, Juni 2017



The economic role of investor relations in different legal and financial systems
empirical evidence from Germany and the UKWuppertal, September 2017

Sustainable working capital management and its effect on shareholder wealth in a downturn economic environment
evidence from German listed companiesWuppertal, [2018]






Social business innovations
Wuppertal, [2018]





