TY JOUR TI Modern digital technologies in promoting goods and services KW marketing KW market KW consumer KW marketing strategy KW innovative development of economic systems KW digital technologies KW digital economy KW promotion of goods and services KW competitiveness JO Vestnik of Astrakhan State Technical University. Series: Economics AU Shendo, M.. AU Sviridova, E.. AU Gordienko, S.. PY 2021 IS PB Astrakhan State Technical University