H1: X has a positive effect on Z
H1a: X1 has a positive effect on Z
H1b: X2 has a positive effect on Z
H1c: X3 has a positive effect on Z
H2: X has a positive effect on Y
H2a: X1 has a positive effect on Y
H2b: X2 has a positive effect on Y
H2c: X3 has a positive effect on Y
H3: Y has a positive effect on Z
H4: Y mediates the relationship between X and Z
1) Can a formative second-order construct be established?
2) Can we employ the 2nd stage to analyze the HOC model? how can we test the sub-hypotheses in the model?
Could you please guide me on how to conduct the analysis of this model and how to report the measurement and structural model?