Little is known about problem detection and definition, despite that it starts the decision making process. Problem detection means becoming aware of a problem, i.e. of a difference between a desired and perceived situation. Problem definition is the process of specifying the problem,...

The analysis consisted in a field experiment performed by testing the opinions of different consumers groups: two of them located in the European Regions respectively: Friuli-Venezia-Giulia in Italy and Navarra in Spain; a third one located in the Ontario region, Canada. The data were processed...