Formulation of the problem. European migration processes, which Ukraine is actively involved with, require research, as they lead to redistribution of labor resources between countries, cause a series of serious demographic and socio-economic problems. The purpose of the research is to determine the historical and legal preconditions for the development of a modern state of regulation of economic migration processes and its contractual and legal support for identifying promising areas of economic cooperation. The object of the research is the economic relations of Ukraine and the Republic of Poland as subjects of international economic cooperation in the historical legal context of state formation. Methods used in the research. The methodological basis for the study is the system of scientific methods used in the complex to achieve the goal and solve the tasks. So the dialectical method made it possible to justify the cause of the consequential events in the process of the formation and development of Ukrainian-Polish economic relations. The historical method has been used in studying the historical experience of the chronology of events and facts that allowed to distinguish the periods of development of such relations. In order to obtain research findings, also general scientific system and logical methods are used. The study of legal provisions, treaties, separate norms and concepts required the application of special legal and comparative legal methods. The international conventions of bilateral treaties, legislative acts of Ukraine and the Republic of Poland, reference books, etc. have become an empirical basis. The hypothesis of research. Ukrainian research hypothesis European links in migration processes have a long history due to geographical closeness and common border. The ties between Ukraine and the EU member states had periods of rise and fall. Their main feature was evolution in the continuous expansion and deepening of interregional cooperation in economic life. The statement of basic materials. The development of economic migration processes of their contractual legal and institutional support Ukraine began in the last decades of the twentieth century. Changed the composition of the workers in which interested European countries in the field of high technologies, biotechnology, education, health care taking countries have increased the flow of skilled labor migrants. One of the main motives for emigration for qualified specialists in Ukraine is the difference in the level of remuneration, socio-cultural system, legal system, ecological situation, the state's economy. Originality and practical significance of the research is to use its theoretical positions in the scientific research area for further general theoretical studies of the formation and development of Ukrainian-Polish cooperation as a theoretical basis for improving the further regulation of economic migration processes, including at the interregional and transboundary level when making legal decisions. Conclusions of research. A comprehensive study of the source of domestic and foreign historiography has proved that the economic migration processes of Ukraine and the Republic of Poland are historically predetermined by the process of two states with a common history and a common border based on the principles of economic relations and are in close connection with the internal socio-economic and political development of the two neighboring states.
FAMILY STRUCTURE, MARIAGE AND DIVORCE RATES OF THE POPULATION IN NORTH OSSETIA