Nikonova I.A.the Doctor of Economics, the professor, The deputy director of department of the strategic analysis and workings out, Foreign trade and investment bank nikonova_ia@veb.ru
Narin’yani A.S.the candidate of physical and mathematical sciences, The general director, Joint-Stock Company «Intelligent Technologies» narin07@mail.ru
Napreenko V.G.Cand.Tech.Sci., The leading scientific employee, Joint-Stock Company «Intelligent Technologies» v_napr@mail.ru
The increased uncertainty for capital investment projects in Russia is common and caused by both the non-stationary conditions of the Russian economy and cyclic global financial and economic crises. High volatility of all factors advancing efficiency of capital investment projects requires innovative approaches to design financial models of a particular project and the analysis of its complex efficiency. The article considers possible directions for development of methods of valuation of capital investment projects with application of the theory of N-calculations and models of uncertainty (N-models). Examples of reckonings with standard algorithms and with the interval source data are presented.