Hes, Aleš; Skořepa, Ladislav - In: Acta Universitatis Bohemiae Meridionales 8 (2005) 1, pp. 51-54
The substance of communication inventions is the allowance to client, which the client gives to himself by buying the products or services. In this case, it doesn´t deal not only for the allowance,which each firm offers in the form of additive services, but for the allowance, which arises by...