[German version]

I. General points

The concept is derived from Greek  euergétēs (benefactor) and was coined as a scholarly term by A. Boulanger following the example of the comparable modern Greek euergetes [13. 22]. It refers to a central phenomenon in the ethics of reciprocity specific to Graeco-Roman civilization that is part of the ethnological and socio-anthropological concept of gift exchange. In the spirit of strict  reciprocity every act that was related to a person or group of persons, positive as well …