TY CONF TI ACTIVITY OF ECONOMIC ENTITIES IN MODERN CONDITIONS OF EXTERNAL ENVIRONMENT KW external environment of economic entity KW classification KW factors KW features of the 21st century KW anti-crisis policy JO Topical issues of ensuring economic security in the Russian Federation in the digital economy AU Milkevich, A.A. AU Ivanchenko, M.D. PY 2024 PB AUS PUBLISHERS