“…Voluntary and extra-role behaviours, different from in-role performance behaviours (Lofquist and Matthiesen, 2018), that are beyond the formally recognized job description and reward system, referred to as organizational citizenship behaviour (OCB; Organ, 1988), are crucial for organizational effectiveness (Khaola and Coldwell, 2019;Nielsen et al, 2012;Podsakoff et al, 2014) as these behaviours support effective organizational functioning (Majeed et al, 2017) both in terms of team and individual performance. Given its crucial importance to organizations (Sun and Henderson, 2017;Maaitah, 2018;Hackett, 2018), OCB has been one of the most researched and published topics (Khaola and Rambe, 2020;Podsakoff et al, 2000;Podsakoff et al, 2009) and a host of predictors of OCB have been Job autonomy and supportive management 1409 identified in the past research (Dai et al, 2018;Salas-Vallina et al, 2017a, 2017b.…”