“…To increase the robustness of our analysis, we will employ the tool of complex networks (Newman, 2018 ), that is increasingly used, also in its recent formal developments (Bianconi, 2018 ; Amoroso et al, 2020 , 2021b ), along with or in replacement of traditional statistical techniques to unveil hidden information in many sectors of science and society, such as neuroscience (Sporns, 2011 ; Amoroso et al, 2018 , 2019 ; Bellantuono et al, 2021 ), genetics (Monaco et al, 2019 , 2020 ), economics (Hidalgo et al, 2007 ; Battiston et al, 2012 ; Tacchella et al, 2012 ; Hausmann et al, 2014 ; Bardoscia et al, 2017 , 2021 ; Pugliese et al, 2019 ; Amoroso et al, 2021a ), human mobility (Alessandretti et al, 2018 ), social and development-related issues (Bellantuono et al, 2020 , 2022a , b ).…”