TY JOUR TI Economic Sanctions as a Catalyst for Structural Change: Assessing the Effectiveness of Import Substitution Based on the Integral Index KW economic sanctions KW import substitution KW effectiveness of import substitution policy KW localization KW non-resource exports KW innovation activity KW index of technological sovereignty and competitiveness JO Theoretical economics AU Paromov, A.Y. AU Elkina, O.S. PY 2026 IS 0 PB Yaroslavl State Technical University