AbstractA matrix and submatrix of growth of co-operating enterprises enable fuller investigation of relations between enterprises. They contain relatively important parameters and enable immediate inview into the direct growth of enterprises as well as into their mutual movements. A submatrix of growth represents a general scheme of growth of the ith and jth enterprise and by aid of it, investigations of complex structural relations can be performed. Through the submatrix of growth movements of enterprises can be linked and the following can be investigated: (1) relations of absolute levels of the production of enterprises in different periods, (2) absolute and relative rates of growth of enterprises and (3) direct and indirect elasticities of growth of enterprises. Through these parameters a comparative dynamic and structural analysis of co-operating enterprises can be performed.