00611naa#a2200193#i#450# EN\\bibl\121139 20260506192459.3 2409-1073 20140604b2014####ek#y0engy0150####ca RUS RU Efficiency of investment activity: possible cross-country comparisons Journal article Moscow National Research University of Electronic Technology 2014 13 с. Journal article local Международные финансы. 339.7 RUS Marshova T N Istomin V I esgi-journal.ru