First Author:   Stanislav Anatolyev New Economic School, Moscow sanatoly@nes.ru   New Economic School, Nakhimovsky Prospekt, 47 Moscow, 117418, Russia   +7-095-129-1700(Phone) +7-095-129-1700(Fax) http://www.nes.ru/~sanatoly Second Author: Andrey Vasnev New Economic School, Moscow avasnev@nes.ru