“…Human resources follow these requirements, and the corporation can then look after and preserve resources with such assets to enhance organizational efficiency [4,31,65,66]. Previous researchers found mixed relationships between human capital and firm performance [1,20,24,52,57,59,61,66,67]. Yarovaya et al [1], Schultz [52], Hsu et al [57], Andersén [59], Jamal and Saif [66], Mincer [67], and Nguyen [20] argued that intellectual capital improves the firm efficiency, but Khan [24], Ukenna et al [61],…”