... that the effect of HR systems on performance is mediated by HR flexibility (Beltrán-Martín et al., 2008). Less well understood is how these findings fit in with HR differentiation: for which employee groups are HR systems more valuable? Does HR flexibility emerge equally across employee groups? Moreover...

... ; Lepak et al., 2007), sometimes known as the “HR differentiation” or the “workforce differentiation” perspective (Becker et al., 2009). In explaining why the applicability of different HR practices might be differentiated across job groups within organizations, this perspective...