Economics meets psychology
experimental and self-reported measures of individual competitivenessWuppertal : Bergische Universität Wuppertal, [November 2016]
The effects of gender and personality on foreign language anxiety among adult multilinguals
Wuppertal : Bergische Univ. Wuppertal, 2015Entrepreneurs embrace competition
evidence from a lab-in-the-field studyWuppertal : Bergische Universität Wuppertal, [2020]