TY JOUR TI Models of Financial Supervision: a Single Regulator or Sectoral Regulation in the Context of Modern Challenges KW financial supervision KW mega-regulator KW sectoral regulation KW Bank of Russia KW digitalization KW cryptocurrencies KW sanctions KW financial stability JO Scientific Research and Development. Economics of the Firm AU Asyaeva, E.A. AU Poluektov, S.A. AU Turkov, M.A. PY 2026 IS 15 PB INFRA-M Academic Publishing LLC.