Europe is developing its knowledge society. It passes from an economy based on traditional factors of production (land, labor, capital) to one in which the major components are information and knowledge. It is well known that the socio-economical and technological development has an important...

Retail in large store-chains extended in well-developed countries. 465 millions inhabitants express their supply on their markets; between 2000 and 2005 sales values were increasing; the increase-sources were the promotional prices, as well as the European buyers' availability to respond to the...