This collection of articles highlights the most interesting new results from the IX Moscow International Operations Research Conference, the largest Russian meeting in this field, held every three years for leading experts. These papers will interest researchers and organizations specialized in OR, Game Theory, System Analysis, Macro- and Micro-economic Modelling, and Actuarial Mathematics. The volume may be a source for Ph D and Master students in the specified areas. The proposed methods for optimal decision making will be useful for insurance and auditing companies, banks, and others. The volume consists of three parts; the first includes game-theoretic models, the second part considers innovations and their possible opposite impact to the growth of GDP and social welfare, as well as new methods for improving reliability of banks’ credit risks, monopolistic competition under heterogeneous labor, interregional trade and different ways of developing the Russian banking system. The last part contains articles on a wide range of optimization problems and their applications.