TY JOUR TI SOME ASPECTS OF THE MECHANISM OF CUSTOMS AND TARIFF REGULATION UNDER MODERN CONDITIONS IN THE RUSSIAN FEDERATION AND IN THE WORLD KW customs and tariff regulation KW foreign economic activity KW tariff regulation KW customs regulation KW World Trade Organization KW customs tariff mechanism JO Russian Journal of Management AU Belyaev, A.S. PY 2022 IS 10 PB Publishing Center RIOR