“…This makes team members feel that the differentiation in treatment is legitimate because it is based on justified and proper foundations (Halevy et al, 2011;Han et al, 2021). Conversely, when leaders differentiate LMX relationships based on issues that have no direct relationship with performance, team members will perceive this treatment as inequitable and unjustified (Van Breukelen et al, 2012;Matta and Van Dyne, 2020). Studies have shown that members view differential treatment as fair only when it is justified based on the level of effort and efficiency, and they will feel uncomfortable if the leader's differential treatment is not based on these grounds (e.g., Sias and Jablin, 1995;Sias, 1996).…”