The monograph presents an overview of modern ideas on areas of research within the scientific specialty of the Higher Attestation Commission of Russia - 08. 00. 13 'Mathematical and instrumental methods of economics'. The systematization of works and the bibliographic list of references act as the "starting" quality of scientific research both within individual areas and in conducting interdisciplinary research. At the same time, the main attention is paid to the problems of mathematical and computer modeling of various economic phenomena and processes. The monograph is of interest to graduate students and doctoral students studying in the specialty 08. 00. 13 and researchers involved in the improvement of mathematical and instrumental methods of economic science