ON ECONOMIC AND MATHEMATICAL SUPPORT TO DECISION MAKING ON INVESTMENT PROJECTS UNDER UNCERTAINTY
New decision making methodology on investment projects (under uncertainty) is being discussed. This methodology is based on ideas of using: 1) more than two investment efficiency indexes; 2) interrelations of investment efficiency indexes, 3) mathematical methods of matrix game theory, linear programming, the theories of probability, mathematical statistics, numerical techniques and computers, when making a choice of optimal investment projects