“…Nowadays there are more and more investigations in the field of sustainable competitiveness at regional level. There is a wide range of regional competitiveness researches with the focus on one or another aspect of sustainability, for example environment (Ivanov, 2019a), environment sustainability and energy saving (Yfanti, Sakkas, Vailakis, & Nistikaki, 2019); natural resources and environment protection (Anicic J., Anicic D., & Kvrgic, 2019); or researches that provide a deeper look at sustainable competitiveness and observe many factors (for example Herciu and Ogrean, 2014;Despotovic D., Cvetanovic, Nedic, and Despotovic M., 2016). However, many researches still stream focus on the environment and the economy, or on the economy and its social aspects, with both the environmental and social elements of sustainable development rarely studied in tandem with economic growth.…”