“…SEM is a set of statistical models, which explains the relationships among multiple variables, and gives a holistic picture of the entire model by showing the connections among the variables [ 20 ]. As one popular approach of SEM; PLS is preferred for a complex theory testing and causal-predictive analysis, especially when small samples are employed [ 20 , 24 ]. Also, PLS can be applied to complex structural equation models with many constructs [ 20 , 24 ].…”