The relationship between core self-evaluations with life satisfaction and positive and negative affect among students Asgari Ali*, Almasi Somaye** *Ph.D, Human Resource Development, University of Birjand, Birjand, Iran **Master of Administrational Education, University of Birjand, Birjand, Iran Online published on 12 June, 2014. Abstract The purpose of this study was to investigate the relationship between core self-evaluations with life satisfaction and positive and negative affect among students. In this descriptive correlational study, 180 students in the academic year of 2012–13, were selected. The questionnaire of positive affect and negative affect, life satisfaction and core self-evaluation scale were used. Results of regression analyzes revealed that among boys, positive and negative affect can explain 13% of the variance in core self-evaluations and core self-evaluations can predict 21% of the variance in their life satisfaction. Among girls, in positive and negative affect can explain 42% of the variance in core self-evaluations; and core self-evaluations can predict 11% of the variance in their life satisfaction. Results of structural equation modeling showed that the model adequately fit the data and there was a significant differences between male and female subjects. Top Keywords Core self-evaluations, life satisfaction, positive affect, negative affect. Top |