The effect of leader motivational language on employee proactivity in Bouali Sina Petrochemical Co.

The present study aimed to investigate the effect of the leader's motivational language on employee pro-activity with the mediating role of psychological meaningfulness of job and organizational vitality of the individuals. This research was an applied research in terms of practical purpose, and descriptive-correlation in terms of data collection and it was a type of quantitative research. The statistical population of the study consisted of 793 employees of Buali Sina Petrochemical Company. Based on the Cochran's formula, the sample size was estimated to be 259, which were selected by simple random sampling. The data collection tool was a questionnaire that its reliability was confirmed by Cronbach's alpha and its validity was confirmed by convergent and divergent validity. Descriptive and inferential statistics including: normality, correlation and structural equation modeling tests were used to analyze the data through SPSS and PLS software. The findings indicated that leader’s motivational language affects proactivity of employees, psychological meaningfulness and vitality. Also, the effects of psychological meaningfulness and vitality on employee proactivity and the effect of psychological meaningfulness on vitality were approved. Finally, the mediator role of the psychological meaningfulness and vitality was confirmed through the indirect impact of the leader's motivational language on employees' proactivity.