The monograph examines the evolution and current state of the global economy, theory and practice of international economic relations, applied economic problems. The world economy is presented as a dynamic system, developing under the influence of international division of labor and synergetic effect. The article contains description of the main categories of the world economy, peculiarities of the modern international economic relations. A separate part of the book is devoted to the analysis of the evolution and development of national economies, the characteristic of the current situation and prospects of the countries at different stages of socio-economic development. The book is intended for a wide circle of readers.