Academic self-concept and achievement have been found to be reciprocally related across time. However, existing research has focused on self-concept and achievement scores that have been averaged over long time-periods. For the first time, the present study examined intraindividual (within-person) relations between momentary (state) self-concept…

Using the dual process theoretical framework (Brandtstädter & Rothermund, 2002), we examined whether the tendency to pursue goals tenaciously (TEN), in conjunction with the tendency to flexibly adjust one's preferences (FLEX), would be beneficial or detrimental for high school students' self-reported life satisfaction and achievement on tests…