Andrijauskiene, Meda; Ioannidis, Dimosthenis; … - In: Economies : open access journal 11 (2023) 6, pp. 1-19
Though much attention is dedicated to the development of its research and innovation policy, the European Union …, has proved to be a reliable tool for innovation efficiency evaluation. Therefore, this paper aimed to apply DEA for the … assessment of the European Union's innovation efficiency from 2000 to 2020, when innovation was measured by patent, trademark …