SYSTEM METHODOLOGY FOR RESEARCHING FEDERATIVE ECONOMIC RELATIONS
Federal economic relations in this article are presented in the form of a system, which has the following features distinguished: the presence of a set of elements, integrity, organization, hierarchy of construction, the presence of a common goal for all participants in economic federalism. The novelty of the article is the inclusion of complex subjects of the federation and two-tier municipalities which were not previously considered as independent participants in federalism, into the composition of the participants in federal relations. All types of interconnections in the system of federalism relations are distinguished in accordance with the full structure of the participants: between the federal center and the subject of the federation, the federal center and the municipal formation, the subject of the federation and the municipal settlement level education; also the content of these relations was considered in the context of the territorial isolation of the participants, the independence of the participants, the delineation of state functions and resources between the participants, the content of inter-level interactions, the delineation of sources of covering the budget deficits of the respective participants and the interaction of state and market structures. Based on the types of interactions, the author's typology of models of economic federalism is proposed, the ternary, two different types of quaternaries and quinternary models are distinguished.