The article is devoted to the application of new analytical tools to help improve the competitiveness of the economic agents. Special attention is paid to BI market, its trends and the main players are defined. The features and prospects ofimplementation of BI technology in Ukraine are analyzed.

The article deals with the problems of realization of Bussiness Intelligence technology (BI), its improvement, perspectives and Ukrainian specific of adoption.

The article deals with the problems of determination of perspective directions and models of decision making support based on Bussiness Intelligence technology (BI) and proper improvement of the modern information systems and technologies for effective decisions support.

In the article the main scientific results of famous economist and mathematician Eugen Slutsky are shown. He was one of the founders of the school of economic-mathematical modeling in Ukraine.