Abstract: The author discusses some topical issues of the balance of private and public interests in the framework of limiting foreign presence in the areas of economic activity that are strategically important for the state. In 2022 - 2023 State policy in the field of foreign investment control is generally characterized by the introduction of additional restrictions in order to ensure national security: the list of areas of activity recognized as strategic has been expanded; the number of regulatory approvals required for obtaining by foreign persons for transactions with Russian companies has been increased; increased requirements for transparency in the ownership structure of strategic companies; the consequences of violation of the law in this area are detailed. Author formulates a conclusion about the necessary conditionality of the priority of public interest over private interest by current economic and political factors. First of all, proceeding from the measures necessary and sufficient to satisfy the public interest, the state determines the nature and degree of restriction of the economic freedom of the bearers of private interest.
At the same time, by satisfying the public interest, which has as its goal the provision of national economic stability and security of the state, it ultimately ensures the satisfaction of such other interests and needs of an indefinite range of entities that are part of society and the state, which cannot be satisfied only in terms of the financial stability of the state, its military and economic security.

Abstract: The article deals with some topical issues of the invalidity of transactions made for the purpose contrary to the foundations of law and order and morality. The author focuses on the consequences of the invalidity of void transactions for the acquisition by foreign investors of the assets of Russian strategic companies. The issues of application as consequences of invalidity of transactions made in violation of the legislation on foreign investments, restitution, collection of shares (shares) of a strategic company, its fixed production assets into state income are considered.
As part of the study, the author substantiates the attribution of transactions for the acquisition of strategic assets by foreign persons in violation of the law to invalid transactions burdened with the defect of the illegality of their content. The conclusion is formulated about the need to comply with an increased standard of proving the invalidity of a void transaction, corresponding to the standards used when appealing against voidable transactions. The author concludes that the measures of state coercion in the form of recovery of shares, fixed production assets of a strategic company acquired in violation of the law, are measures that are adequate and commensurate with the consequences of violation of the legislation on foreign investment in strategic sectors of the economy, which is an integral part of the foundations of the rule of law, and are predetermined by constitutionally significant goals to ensure the defense of the country, the security of citizens, society and the state.

Abstract: The subject of the research is the administrative procedure for competition protection in the Balkan States and Russia. The object of the research is the activity of competition protection authorities as part of administrative procedures initiated as a result of competition protection laws being violated. In her research Milchakova analyzes the definition of 'antimonopoly process' and describes stages of proceedings for competition protection, paying special attention to comparing administrative procedures applied by competition protection authorities in the Balkan States adn Russia. In the course of her research the author of the article has used methods of analysis, synthesis and generalisation being primarily based on the comparative law method. The main conclusion of the research is that administrative procedures for competition protection in the Balkan States and Russia have both similar elements (initiation of a proceeding and particular stages of consideration of a case and decision making) and essential differences (the rights of competition protection authorities to introduce protective measures and to approve of obligation to eliminate competition violations voluntary undertaken by a defendant himself or herself, unity of administrative procedures for determination of infringement  and application of administrative sanctions. The author's special contribution to the topic is her definition of 'administrative process for competition protection' and stages of administrative process for competition protection. This contributes to the development of the theory of competition law.