“…Among other variables present in the reviewed studies is country, for example, selecting samples from two or more countries (Abeysekera, 2008; Guthrie et al , 2006; Mahesh et al , 2012, Liao et al , 2013; Ramanauskakité and Laginauskaité, 2014; Catalfo and Wulf, 2016; Wang et al , 2016) or, by contrast, focusing exclusively on the country of origin of their authors: Germany (Goebel, 2015), Spain (Saitua et al, 2014), the UK (Bini et al, 2016), France (Boujelbene and Affes, 2013), Portugal (Pinho et al , 2013) and Taiwan (Long et al, 2012), among other countries.…”