capture the lion’s share of variance.

capture the lion’s share of variance.Finally,one purpose of our review is to compare dimensional anddiscrete perspectives of emotional responding.In the domain of self-reported emotional states,it is quite clear that dimensions such as valenceand arousal (Russell & Barrett,1999) or tendencies toward approach andavoidance (Watson et al.,1999) capture the lion’s share of variance.Indeed,the dimensional nature of self-reported emotional responses is so sub-stantial that it has been suggested that the dimensional correlates of self-reported emotion be examined first before there is any legitimate claim toemotion specificity (Watson,2000).