CFA results for the four IEM strategies demonstrated acceptable fit with satisfactory
composite reliabilities and average variance extracted estimates (Fornell & Larker, 1981).
A series of chi-square differences tests were conducted including the IEM strategies and
each related construct. Each successive model (including the IEM strategies and one
other construct, shown in Table 3) demonstrated good fit and discriminant validity from
the related constructs. Chi-square difference tests investigating four factor models in
which each related construct was loaded on each IEM strategy were supportive of the
discriminant validity of the IEM strategies scale.1 Factor loadings can be found in Table
2 and descriptive statistics and bivariate correlations can be found in Table 4.