00570naa#a2200169#i#450# EN\RIOR\bibl\15996 20241122192428.5 2409-6024 20170404b2017####ek#y0engy0150####ca RU EVALUATION OF EU ENLARGEMENT ON THE BASIS OF PRODUCTION FUNC-TIONS Journal article Moscow Publishing Center RIOR 2017 11 с. Journal article local Общие вопросы экономических наук. 06.01 grnti Druzhinin Pavel Pavel Vasil'evich riorpub.com