TY JOUR TI An institutional approach to ensuring the sustainability of innovative corporate structures in the regional electric power industry KW economy KW region KW sustainability KW electric power industry KW innovation KW corporate structures KW integration KW institutional approach JO Theoretical economics AU Korechkov, Y.V. AU Kvasha, V.A. AU Sirotkin, S.A. PY 2026 IS 0 PB Yaroslavl State Technical University