The effect dimensions on motivation to improve performance with considering the mediating role of LMX and moderating effect of culture (Case study of Gilan police force)

The purpose of this study was to investigate the effect of organizational justice dimensions on motivation in order to improve performance by considering the mediating role of the leader-member relationship and the cultural moderator role In the police force of Gilan province. The research model is based on the model of Solvarjan and colleagues (2018). The statistical population of the present study includes 154 people in the anti-narcotics department of Rasht. Using the Cochran's formula, the sample size was estimated to be 110 people. The questionnaire used to collect data. SPSS and SmartPlS3 software were used to analyze the data. Analysis of the findings showed that interactive justice and distributive justice have a positive and significant effect on the relationship between the leader-member and the relationship between the leader-member and the motivation for improving the performance was confirmed. In addition, it has been proved that interactive and distributed justice increases the motivation to improve performance by taking into account the mediating role of the leader-member relationship and the moderating role of culture. It was also found that interactive justice has a significant effect on the relationship between the leader-member and the moderating role of culture, but procedural justice and distributive justice do not have a significant effect on the relationship between the leader-member and the moderating role of culture.The results of this research showed that organizational managers can increase the motivation and improve the performance of employees by increasing organizational justice and promoting the relationship between the leader-member.