Table 5.

Discriminant validity

Constructs(1)(2)(3)(4)(5)(6)(7)
(1) Perceived usefulness0.68      
(2) User participation behavior0.360.75     
(3) Meaningfulness0.430.420.89    
(4) Collaboration0.420.420.550.87   
(5) Contribution0.430.420.560.550.87  
(6) Recognition0.350.340.450.450.460.83 
(7) Affective response0.620.410.540.530.540.440.89

Notes: Diagonal elements in bold are the square root of the average variance extracted (AVE) between the constructs and their indicators. Off-diagonal elements are correlations between the constructs

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