The economic effect of EU sanctions against Russia and the retaliatory measures undertaken by Russia are examined. Sanctions fit into the logic of the destructive economic patriotism, which has gained ground under the influence of globalization in the XXI century. This type of patriotism generates autarchy and affects economic development prospects.

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The study focuses on the contemporary features in the development of infrastructure networks. This field becomes attractive for public-private partnership (PPP), including those with foreign capital participation. A new form of the state and TNC cooperation is evolving as an indispensable factor of improving national economies efficiency in the global context. The economic role of the state is obviously growing even when its share in companies’ capital is reduced.

The article aims to explore the possibilities and contribution of the state in ensuring the competitiveness of the economy of the EU countries. Various definitions of the concept of national competitiveness are presented as well as directions in which the state affects national competitiveness. Among the latter, state procurements of goods and services and their varieties are considered. Special importance of the indirect influence of the state on the country’s competitiveness in the form of creating favorable investment climate, pursuing structural policy, and establishing clear rules for doing business is emphasized. The analysis of the possibilities and methods of state regulation of business activities based on a number of indicators of international organizations is presented. The use of new opportunities by the state in the context of digitalization of the economy to ensure competitiveness is highlighted. The role of the state and PPP in the development of infrastructure, which serves as a guarantor and stimulator of national competitiveness, is examined. The conclusion is made that the role of the state in national competitiveness is increasing, especially under the spread of COVID-19.