Henriques, Carla Oliveira; Neves, Elisabete Duarte; … - In: International Journal of Financial Studies : open … 12 (2024) 1, pp. 1-25
This paper examines the efficiency of alternative energy equity Exchange-Traded Funds (ETFs) and conventional energy equity ETFs from 2018 to 2020, utilizing a combination of an outputoriented Slack-Based Data Envelopment Analysis (DEA) model and cluster analysis. In the context of an...