%0 Journal Article %T Digital ecosystem model: Russian b2c market leaders and their adaptation to modern challenges %A Guz, A.R. %A Stefanova, N.A. %K digital ecosystems, import substitution, artificial intelligence, online economy, sanctions, geopolitical changes, cloud technologies, Internet of Things, cybersecurity, blockchain, personalization, Russian market %J JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT %D 2025 %N %P 10 %I Autonomous Commercial Organization for Additional Professional Education Center for the Development of Education and Science