impact of psychological capital on work activities: the mediating role of innovation, subjective well-being and emotional intelligence

in today’s competitive world, psychological capital and work activities are considered as a key factor to suc cess and survival for organizations. so far, the literature has recognized various items that affect work activi ties in organizations. the study analyzes how psychological capital predicts work activities both directly and through the mediating role of innovation, subjective well-being and emotional intelligence. structural equa tion modeling (sem) was used for data analysis. the population includes 410 managers and professional employees working in the all hospitals and medical centers of northern province of iran, mazandaran. this paper expands upon a developing field in positive organizational psychology by focusing on development within work activities. the results of study showed a significant effect of psychological capital on work activi ties, innovation, and subjective well-being and emotional intelligence in hospitals and medical centers. the findings show that psychological capital has the greatest impact on innovation. however, this study proposes insights for managers how to enhance their employees’ capabilities and psychological capital through constant measurement as well as using improvement plans in order to provide higher work activities both directly and through the mediating role of innovation, subjective well-being and emotional intelligence in hospitals and medical centers. the current research also provides more suggestion for future studies that could consider consequences of work activities in their career.