... African countries are the most commonly evaluated countries by these previous works (Odusanya and Atanda, 2018;Gelb et al., 2013Gelb et al., , 2020Raggl, 2015;Bennell, 2021;Ramachandran, 2021;Samargandi, 2018;Mensah et al., 2018;Bassey, 2014;Nguimkeu and Okou, 2021;Alosta et al., 2021;Muhammad et al., 2021;Adegboye and Iweriebor, 2018). European countries follow African countries (Bruszt and Campos, 2016;Corsatea, 2014;Hall and Reenen, 2000;Wysmułek, 2019). Further, the most commonly examined topics are access to finance (Esho and Verhoef, 2018;Friesen and Wacker, 2013;Wang, 2016;Xu et al., 2018), corruption (Olken and Pande, 2012;Wysmułek, 2019), R&D (Adegboye and Iweriebor, 2018;Hall and Reenen, 2000;Rahmati and Pilehvari, 2019;Stojanovi c and Pu ska, 2021;Baydaş and Elma, 2021), and labour costs and efficiency (Gelb et al., 2013(Gelb et al., , 2020Samargandi, 2018;Mensah et al., 2018). ...