Nikolova-Alexieva, Valentina; Alexieva, Iordanka; … - In: Risks : open access journal 10 (2022) 9, pp. 1-23
to the need for changes in individual and related systems such as science and innovation, support for SMEs, the energy … innovation, support for SMEs, the energy system, etc. Most of the research on sustainable innovation and eco-innovation has … chains, but these challenges require flexibility and innovation activity in different directions. The data for Bulgaria show …