“…In this regard, the research has been carried out using a number of modern methodological concepts and theories:- sustainable development of enterprises (Dodds, and Venables (Kabaya et al , 2019));
- circular economy (Vitiea, and Lim (Laumann and Torben, 2018), Malesios et al (Laumann and Torben, 2018), Laumann, and Torben (Prieto-Sandoval et al , 2018), Prieto‐Sandoval et al (Zenya and Nystad, 2018), Zenya, and Nystad. (Stojanovic, 2019), Noor Hazlina Ahmad et al (Sala et al , 2012), Sala, Farioli, and Zamagni (Stiglitz et al , 2009), Tang, Ng and Skitmore (Kahn, 1995), Kabaya et al (Sandova, 2015));
- economic systems modeling (Stojanovic (Dalevska et al , 2019), Dalevska (Olejarz et al , 2018), Stiglitz, Sen, and Fitoussi (Matushevska and Katkova, 2017));
- competitive space for enterprises (Matushevska, and Katkova, (Yemelyanov et al , 2018), Yemelyanov, Kurylo, and Petrushka T.O. (Dergachova et al , 2019), Dergachova et al (Tang et al , 2020), Kuznetsova, Kuznetsov, and Podoliak (Dodds and Venables, 2005), Sandova et al (Мinyuk et al , 2002), Kalinina Ye (Кuznеtsоvа, 2006) and Kuznetsova (Іlyenко, 2013));
- the model of competitive-price space (Ilyenko (Latysheva, 2014a), Latysheva (Latysheva, 2017; Latysheva, 2014b; Novokramatorsky Mashinostroitelny Zavod)).
…”