 The idea of using mathematical planning methods and computers remains valid even in today's globalized economy.Despite all ideological attacks Fedorenko remained in his position in CEMI.A Doctor of Economic Sciences, he also was an Honorary Director of CEMI since 1992, a member of the American Econometric Society (from 1966), a member of the International Economical Society (from 1967) and an Honorary Director of the Warsaw School of Planning and Statistics.