Scales
eTail Quality Scale (eTailQ)
The eTail Quality Scale (eTailQ) is a validated 14-item psychometric instrument developed by Wolfinbarger and...
# E-commerce
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Scales
E-S-QUAL
A comprehensive academic guide to the E-S-QUAL (Electronic Service Quality Scale), developed by Parasuraman, Zeithaml,...
Scales
Online Trust Scale (OTS)
A comprehensive psychometric review of the Online Trust Scale (OTS) developed by Gefen, Karahanna, and...