The authors of the book have come to the conclusion that it is necessary to effectively use the methodological tools for assessing the competitiveness of financial and insurance markets, methodological approaches to assessing the effectiveness of regional policy, internal audit of resources. Basic research is aimed at researching the main trends in the international economy, socialization of global economic development, investment aspects of development countries, functioning of consumer market in the international economic system, trends of international population migration, processes of
European integration in the field of energy efficiency. The research results have been implemented in the different models of the behavior of the economic system in the conditions of crisis, provision competitiveness of national economy in the face of increasing burden of public debt. The results
of the study can be used in decision-making at the level of international business, ministries and departments that regulate international relations, ensuring security and overcoming risks. The results can also be used by students and young scientists in modern concepts of the formation of international economic relations in the context of strengthening European integration processes and globalization of the economy