Dimensional Comparison Theory: Minimal Intervention Affects Strength of Dimensional Comparison Effects

Dimensional comparisons between math and verbal achievements affect students’ academic self-concepts by increasing (decreasing) students’ self-concept in the subject with their intraindividual higher (lower) achievement. Dimensional comparison theory assumes that dimensional comparisons are also triggered by external influences. The present research aimed to test this assumption by examining whether a minimal intervention, asking students to...