“…The study of renewable sources comes in second place, with 11% of the publications. In this case, most of the studies are related to climate change policies (Handayani, Krozer, & Filatova, ; Nogueira de Oliveira et al, ; Zhang, Chen, & Huang, ) or to the optimization of the power sector generation mix, as well as its dispatch, with the introduction of high levels of renewables (Capros, Tasios, & Marinakis, ; Collins, Deane, Gallachóir, & B., ; Després et al, ; Haiges et al, ). Interest in 100% renewable systems is also a common research question.…”