A study on the effects of ethical leadership and psychologicalsafety on the relationship between diversity climate and positive psychological capital

The aim of this doctorate thesis is to investigate the effects of ethical leadership and psychological safety on the relationship between diversity climate perception and positive psychological capital of employees. In today's business world where there is a strong competition between firms, it is getting stronger for firms to achieve their goals. Under the difficult competition which the sources are alike, surviving and being one step ahead from other competitors, the firms needs to use human capital within the organization with its all qualifications. This points out the truth that the driving force on a management process which makes difference are employees. The psychological capital having a positive effect on many organizational behaviour variables and being developable, is very important to organizations and should be supported. After a substantial literature review, the research model is designed, and the data collected from a 1000-participant stratified sample is analysed through many statistical methods. The results show that the diversity climate perception of employees positively effects the psychological capital and the ethical leadership and psychological safety partly mediates this relationship. The mediator effect of ethical leadership is higher when compared with psychological safety. Besides, the diversity climate perception positively effects the hope and self- efficacy of employees, and this relationship is also partly mediated by ethical leadership and psychological safety. This research can be considered as a contribution to literature in which there exists limited studies on diversities at banking sector and remarking the importance of psychological capital in organizations.