Among the independent variables, relative advantage and compatibility also exhibited very strong correlations with each other, and thus the threat of multicollinearity existed. For this reason, the variance inflation factors associated with each variable were examined, both of which were well below the ten point cut-off recommended by Myers (1990) and hence, the threat was refuted. The correlation matrix (Table III) was also examined for the purpose of confirming the order in which the innovation attributes would be regressed against the dependent variable.