The objective of this research is (1) to study the relationship between the CEO Tenure and firm performance of listed firm on the Stock Exchange of Thailand and Market for Alternative Investment. (2) to study the mediator influence of firm risks on the relationship between CEO Tenure and firm performance.
The results of the study of the direct relationship between CEO Tenure and firm performance showed that CEO Tenure has significantly positive association with the performance at 0.01 level. This output is consistent with the Stewardship Theory. It can explain that management acts as a steward to protect the organization's interests rather than personal interests.
Results of the study of indirect relationships between CEO Tenure and firm performance using firm risk as a mediator variable. The results of this study reveal a complex relationship and it shows that CEO Tenure is significantly negative to firm risk and the firm risk also significantly negative to firm performance. To test he indirect effect, this study using the structural equation model (SEM). The result shows that the effect between CEO Tenure and firm performance is declined when using firm risk has a mediator. Thus, it can be concluded that firm risk is acting as a partial mediator.