Discussion on the Principle of Quality Economics Basing on the General Quality Concept

This paper analyses and expounds the meanings of general quality,the effect of quality on quality benefit and quality cost intensively,and describes the mechanism and manner of quality affecting the financial performance completely.Also the paper presents a model of describing the quality economics and a viewpoint of"No best,but better!"on the basis of concept of general quality,and unpuzzles and emphasizes the logic of the modern quality theories,such as"Zero defects","Quality is free"and etc.