%0 Journal Article %T Economic Efficiency of Implementing Blockchain Technologies for Accounting Professional Competencies in the Context of Additional Professional Education %A Schukina, A.I. %A Modnov, S.I. %K blockchain; competency accounting; additional professional education; economic efficiency; total cost of ownership; return on investment; regulatory risk, transaction costs %J Theoretical economics %D 2026 %N 0 %P 12 %I Yaroslavl State Technical University