- Methodology of the Social Sciences, Ethics, and Economics in the Newer Historical School: From Max Weber and Rickert to Sombart and Rothacker (Studies in Economic Ethics and Philosophy)
- Principles of Ethical Economy (Issues in Business Ethics)
- Ethics of Capitalism and Critique of Sociobiology: Two Essays with a Comment by James M. Buchanan (Studies in Economic Ethics and Philosophy)
- The Concept of God, the Origin of the World, and the Image of the Human in the World Religions
- Globalisation and Business Ethics (Law, Ethics and Economics)