“…Similarity has therefore been frequently investigated for these specific attributes (e.g. Gastorf & Suls, 1978;Suls, Gaes, & Gastorf, 1979;Wheeler & Koestner, 1984) while few developments have been concerned with similarity regarding competence or performance (for exceptions see Rijsman, 1974;Taylor, Wayment, & Carillo, 1996;Wheeler, Martin, & Suls, 1997). In other words, very few studies have been conducted to explore lateral comparisons, i.e.…”