“…Some previous studies displayed the insignificant impact of few extrinsic factors on workers' performances such as Field et al, (1974), Rahman et al, (2017), Kuvaas et al, (2017), Cannizzaro et al, (2017). Whereas other studies portrayed the insignificant impact of all extrinsic factors on employees' performance such as Mulki et al, (2017), Houston (2010), Hyun S. (2009), Gain et al, (2017). While other studies summarized the significant impact of all extrinsic factors on employees' performance such as Casey et al, (2012), Yuan and Woodman (2010), Stella (2013), Parker et al, (2017), Bear et al, (2017), Ghanbahadur (2014).…”