Structure diagnostics of competitiveness of regions on the basis of the cognitive approach

The article considers application of the system approach to diagnostics of competitiveness of regions. It justifies expediency of conduct of such a diagnostics on the basis of the cognitive analysis and modelling of development of semi-structured situations. In the result of the conducted structure-purpose diagnostics of the semistructured situation, the article identifies efficiency of integral impact of competitiveness factors, which gave a possibility to reveal real and potential problems of purposeful development and identify priority of levelling the revealed problems of competitiveness of Ukrainian regions.