M.A. Thesis:

The role of mediator of psychological capital in the relationship between job stress and willingness to leave

This study aimed to examining mediating role of psychological capital in relationship between occupational sress and turnover intention. The method of research is descriptive and its type is correlation with an emphasis on structural equations. The population consisted of all firefighters of Khorasan Razavi safety services and firefighters organization. The data was collected through occupational stress vanderdof, turnover intention by Mirbagheri, psychological capital by Luthans questionnaires .To determine the validity of the questionnaire, content validity was used and Their reliability was estimated through Cronbach’s alpha. The Kolmogorov-Smirnov and structural equation modeling (SEM) was used for data analyzing. The results shown that: There is a significant and Positive relationship between the occupational sress and turnover intention , There is a significant and Negative relationship between the occupational sress and psychological capital , There is a significant and Negative relationship between the psychological capital and turnover intention, and psychological capital playing a mediating role in relationship between occupational sress and turnover intention .

Keywords: : occupational sress , turnover intention, psychological capital