Identyfikacja struktur klastrowych oraz efekty ich funkcjonowania w Unii Europejskiej

The paper discusses the issue related to the activities of clusters in the European Union. The Community area is not uniform in this respect. EU-15 countries ahead newly adopted states to groups both in terms of number functioning of cluster structures, the degree of their development and the level of technological advancement. The article also pays attention on the effects of the functioning of clusters in the European Union, particularly in the context of their impact on employment, innovation and export performance. The study highlighted the function of the public authorities to establish and functioning of cluster structures in the EU, too.