- vom 30.1.2024
Corruption in organizations
some outlines for researchWuppertal : Fachbereich Wirtschaftswissenschaft, Berg. Univ. - Gesamthochschule Wuppertal, 2005
- vom 6.12.2023
Creating reproducible publication quality graphics with R
a tutorialWuppertal : Bergische Univ. Wuppertal, 2015
- vom 5.12.2023
Consistently wrong: Neoclassical micro-foundations and the macroeconomic policy ineffectiveness hypothesis
Wuppertal : Bergische Univ. Wuppertal, 2013
- vom 4.12.2023
Collateral damage
educational attainment and labor market outcomes among German war and post-war cohortsWuppertal : Bergische Univ. Wuppertal, 2012Compliance costs caused by agency action?
Empirical evidence and implications for tax complianceWuppertal : Bergische Univ. Wuppertal, 2012
- vom 27.11.2023
Central exit examinations increase performance ... but take the fun out of mathematics
Rev. version, Wuppertal : Bergische Univ. Wuppertal, 2008