The object of study: the process of financial support of investment projects; Objective: theoretical positions, development of methodical support and practical advice on the financial support of national investment projects with the use of cluster mechanism; research methods and instruments: the methods of logic synthesis and critical analysis, system-structural method, analysis and synthesis, content analysis, retrospective analysis, comparative, structural, coefficient and cluster analysis, hierarchies analysis, economic and mathematical modeling, expert assessments; theoretical and practical results: proposed conceptual position of financial support of national investment projects, taking into account the cluster mechanism, allowing to achieve a balance of interests of participants of national financial support for investment projects; Methodical maintenance of definition of investment opportunities of the potential investor (enterprise) national investment projects, allows through the use of financial leverage effect of more efficient use of financial resources, potential investors and is used as a criterion for selection of potential participants in the investment cluster; the sequence of formation of an investment cluster for financial support of national investment projects, takes into account the features of the territorial organization of production and determine the type of investment cluster for financial support of national investment projects; methodical approach to assessing the effectiveness of the cluster mechanism for financial support of national investment projects, including its financial, social, innovation and fiscal components, and you can make informed decisions about the appropriateness of the use of cluster mechanism for financial support of domestic investment projects; theoretical positions on the financial security of national investment projects with the use of cluster mechanism, which provide for clarification of the concepts of "national investment project" and "cluster mechanism of financial support of the investment project", which makes it possible to use the cluster mechanism for the formation of an investment cluster of national financial support for investment projects; degree of integration: development implemented in the practical activities of the Kharkiv Regional Center for Investment and Development of the State Agency for Investments and Management of National Projects, Ltd. Petrova TV, Ltd. "Harkovmash-Trade"; scope of use: financial support for national investment projects
