“…First, although most of the fit indices of the measurement models met the criteria, the TLI and CFI indices were slightly below the .95 cut‐off point, thus warranting replication studies. The perceptual measures used in the current study should, ideally, be complemented by objective measures of innovation, such as the number of patents, technical reports and customer feedback (Chen et al, 2014), as well as manager and peer assessments of the degree of innovation or employee IWB. Second, because the ‘in‐role behaviour’ marker variable may have some functional relationships with the study variables, the results may be slightly biased.…”