Affiliation: | 1. Faculty of Computer Science and Engineering, University Ss. Cyril and Methodius, Skopje, Macedonia;2. Department of Knowledge Technologies, Jožef Stefan Institute, Ljubljana, Slovenia;3. Ruđer Bošković Institute, Zagreb, Croatia;4. Faculty of Information Studies, Novo mesto, Slovenia;1. University of Hamburg, Institute for Marketing and Media, Welckerstr. 8, D-20354 Hamburg, Germany;2. University of Cologne, Chair for Marketing and Market Research, Albertus-Magnus-Platz, D-50923 Köln, Germany;3. UTS Business School, Sydney, Australia |