Subject. To ensure sustainable economic development of the country, it is necessary that natural (infrastructure) monopolies develop at a faster pace than other sectors of the economy. The state historically played a major role in financing the infrastructure facilities building, however, in the current tense economic situation a trend is to reduce government spending. In these conditions, for natural monopolies, evaluation and selection of the most effective sources of financing their investment activities become of special importance.Goals. Comparative analysis of typical models of financing of natural monopolies — budgetary, corporative and project financing. Identifying their advantages and disadvantages, and identify areas of the most ...