The beginnings of an explanation

Several authors have suggested that human affect is largely determined by the rate of progress toward a goal (Carver & Scheier, 1998; Hsee & Abelson, 1991).

Carver & Scheier, 1998, have suggested that an increase or decrease in the rate of progress will be experienced as a surprise.

Several authors have suggested that human affect is largely determined by the rate of progress toward a goal (Carver & Scheier, 1998; Hsee & Abelson, 1991).