Because human resources is a fundamental part of any organization, it should lead by example by championing statistics-driven change provided by Six Sigma. The application of Six Sigma can bring a valuable process discipline and emphasis on performance measurement to HR activities. However,...

In this paper, we develop a general multitiered supply chain network equilibrium model consisting of competing suppliers and competing firms who purchase components for the assembly of their final branded products and, if capacity permits, and it enhances profits, produce their own components....

We consider a multi-supplier, single-manufacturer supply chain where each supplier sells a different component at varying quality levels. The manufacturer has to decide on which quality level to choose for each component, trading-off the total cost and total quality. Each supplier decides on a...

Purpose –The purpose of this paper is to examine the relationship between quality ambidexterity, competitive strategies (cost leadership, differentiation, and focus), and firm performance in Palestinian industry, and to analyze the combination of quality exploitation and quality exploration...

Six Sigma is a disciplined, data-driven approach and methodology for eliminating defects in any process – from manufacturing to trading, and from product to service. There is a lot of interest in deploying Six Sigma to sales and marketing to reduce the uncertainty inherent in it....