Analysis of the role and implications of the funds coming from the European Union have on the national economy is very complex and complicated at the same time, because of the multitude of issues and indicators that this process shapes and drives, depending on the source of funding, the modality of funding and on the destination for which it has been allocated. Using mathematical models to assess the impact of European funding on the national economy is paramount valuable as it brings important information that can be used by policy makers in decision making sewage inputs and financial resources, in view of adopting optimal economic policy