Resumen
The aim of the paper is to analyze the effects of selected sources of financing on the economic development of the Republic of Serbia in the period from 2012 to 2016 on the basis of systematized statistical data. First, the theoretical framework of domestic and foreign sources of financing and the impacts of these sources on economic development are presented from the perspective of contemporary theory. This is followed by the analysis of the impact of domestic sources of financing (domestic savings, state and private sector) on the economic development of the Republic of Serbia. Finally, the paper examines the relevance of foreign direct investment (FDI) for encouraging restructuring, competitiveness, growth, and development of the economy of the Republic of Serbia.