Abstract
Reducing cost is central objective of all economic units in the past and the future, and is the economic unit consider of economic units successful when making a drop in cost to the lowest level and a rise in value to the highest level in all the activities performed while maintaining the quality requirements and customer satisfaction. Can economic units achieved through the use of more than a tool of cost management, leading to superior to the competitors of the unit, and this study was seek to reduce costs during the product life cycle through the specific manners used for this purpose, and the study found a set of conclusions and recommendations, and most important of these conclusions that the use of the method of the cost of the life cycle of the product, Working to reduce costs through the stages of the life cycle of the product through the application of special methods use for this purpose, leading to short product life cycle and thus reduce the cost of the product, but from The study recommends the most important recommendations the importance of the entrance to the application of economic units accounting for the overall cost of the product life cycle because of its great utility in the management and reduce costs through the stages of the life cycle of the product. .
