TY JOUR TI Systematization of the mechanisms of customs and tariff regulation of foreign trade activities of the Republic of Tajikistan KW foreign trade activity KW customs and tariff regulation KW customs tariff KW commodity nomenclature KW rules for determining the country of origin of goods KW weighted average rate KW integration processes KW tariff preferences JO Russian Journal of Management AU Jurabekzoda, E.T. PY 2022 IS 10 PB Publishing Center RIOR