“…The second largest basic theme is open innovation, which contain topics such as innovation performance, collaboration, and innovation process. The research under this theme appeared in 2011 and grew exponentially thereafter, ranging from open innovation adoption (Bigliardi et al, 2012;Schroll and Mild, 2011) to the determinants of open innovation (Barjak and Heimsch, 2021;Ystr€ om et al, 2015), the manifestation of open innovation in startups and SMEs (Aleksi c et al, 2022;Idrissi Fakhreddine and Castonguay, 2019;Spender et al, 2017;Usman and Vanhaverbeke, 2017), the value of collaboration (Caldas et al, 2019;Doloreux and Lord-Tarte, 2013;O'Connor et al, 2021), and the outcomes of open innovation (Franco et al, 2022;Frank et al, 2022), including innovation performance (Farzaneh et al, 2021;Lazzarotti et al, 2017;Zhong et al, 2022). The majority of research under this theme is situated in the European context and case studies appeared to be a prominent research approach to study open innovation.…”