“…It should be noted, in a previous study examining the effect of mood on STIs, the researchers contrasted the effects of a positive versus negative mood rather than distinguishing the influences of specific mood states on STIs. However, past research has indicated that different emotions of the same valence actually can produce different effects on judgements and choices (e.g., Isbell, Rovenpor, & Lair, ; Keltner, Ellsworth, & Edwards, ; Tiedens & Linton, ). For example, Keltner et al () found that, although sadness and anger are both negative emotional states, they had different influences on causal judgements.…”