The activity of tnc and sustainability of the economic system

The article analyzes the directions of TNC influence on the functioning of the economic system and the nature of competition through investment processes. This problem is considered from the point of view of investment activity of the Russian TNCs in relation to domestic and foreign economy. The author demonstrates the positive impact of investment activity on the sustainability of the Russian economic system, especially during the period of economic sanctions. In this regard, TNCs are characterized as an institution whose influence on the Russian economic system is increasing now.