TY JOUR TI THE ROLE OF THE MINISTRY OF INTERNAL AFFAIRS OF RUSSIA AND ITS TERRITORIAL BODIES IN ENSURING THE ECONOMIC SECURITY OF THE RUSSIAN FEDERATION IN THE CONTEXT OF COUNTERING INFORMAL EMPLOYMENT OF FOREIGN CITIZENS KW informal employment KW shadow economy KW foreign worker KW foreign labor force KW labor activity JO VESTNIK ADVANCED TRAINING INSTITUTE OF THE MIA OF RUSSIA AU Dutov, P.O. AU Маргарита, Е.Г. PY 2025 IS 0 PB All-Russian Advanced Training Institute of the Ministry of the Interior of the Russian Federation