Impact of Employees’ Performance on Achieving Competitive Advantage: A Field Study in the Mobile Phone-Run Companies in Sana'a

This study aimed to identify the impact of the employees’ performance on the competitive advantage in the mobile phone-run companies in Sana’a. The population of this study was (1648) employees (male and female) from different administrative levels. The required sample for the study, according to Krejcie and Morgan, is (313) employees and the actual sample of the present study was (302) employees with a rate of (96.5%) of the required sample. The descriptive analytical approach was adopted and a questionnaire was used to collect the data. The findings revealed that the employees’ performance has an effect on achieving the competitive advantage, but it still does not meet the aspirations of the companies under consideration. Furthermore, the study found out that there are statistically significant differences in the average answers of the sample on achieving competitive advantage due to organizational variables represented in the number of employees and the name of company while these companies have not achieved differences in achieving the competitive advantage in terms of  excellence, flexibility, innovation and responsiveness, according to the age variable. The study recommended that more attention should be paid to the reinforcement of the employees’ performance which can lead to the achievement of the competitive advantage in the companies instead of seeking external resources that are difficult to keep pace with.
Keywords: employees’ performance, mobile run companies, competitive advantage.