We analyzed the pretest data for internal consistency
with coefficient alphas and exploratory factor analysis
(with principal axis factoring and oblique rotation) to
assess the reliability of each construct and its loadings
(Bearden, Netemeyer, and Teel 1989; Churchill 1979).
Items with low loadings or cross-loadings were deleted,
with the items maintained for the main study all producing
reliable scales. Further details are provided
below.