“…In particular, diversification is seen as a strategy to expand business lines and ensure the economic performance of the enterprise (Aaker, 2007;Ansoff, 1957;Gort, 1962;Kotler, 1991;Porter, 2008;Thompson & Strickland, 1996;Bowman, 2003;Katkalo, 2004;Kunz, 1994;Nalyvaiko, 2001;Rumelt, 1974;Dobroszek & Kalinowska, 2014;Kwon et al, 2021). The second aspect is formed by the views on diversification as a financial instrument to reduce business risks (Rumelt, 1982;Markowitz, 1959;Korinko, 2003;Vitlinskyi & Velykoivanenko, 2004;Hafner & Pidun, 2021). It should also be noted that the issue of diversification is revealed in the context of international resource sharing (geographic diversification), development of industries and sectors of the economy, strategic and economic management.…”