Sustainable Competitive Advantage Using Six Sigma Methodology: Review

Abstract

This paper reviews the main idea of successful leadership to achieve sustainable competitive advantage to ensure quality of service by using six sigma methods. Alternatively, it can only have the sincerity on theoretical basis, and this is what the current study intends to do. The research consisted of two parts; first, brief description of main phases of six sigma and its system operation. Secondly, review the main dimension of sustainable competitive advantage including Operational Efficiency and Effectiveness, knowledge making and cost of poor quality.