Macromodels of the national economy of the USSR : methodological aspects / Vyacheslav V. Kolbin ; [translated from the Russian by Y.M. Donets]Stochastic programming / [by] V.V. Kolbin ; [transl. from Russian by Igor P. Grigoryev]Macromodels of the national economy of the USSR : methodological aspects / by Vyacheslav V. Kolbin ; [translated from the Russian by Y.M. Donets]