Evaluating the economic contribution of CCI represents a relatively new research field triggered especially by the following factors: a) segregation of the CCI group as a relatively autonomous sector of national economies based on copyright and its other correlative rights has an increasing...

The main components’ method allows for identifying the fundamental structures of some complex data basis, the highlighting of significant relationships of interdependence and the selection of a low number of factors the features of which may be used as basis for estimates or decisions. The...