【摘要】Methods of estimating market struture and market results and the Relationship between them have been the two major subjects in the industrial organization theory.Just as the market struture is the setting of economic operation,the market results are outcome of economic operation.The research into the relationship between the market struture and market results in the industrial organization theory is in process of change,in which scholars of different schools,though differing from each other in opinions,have made theoretical and practical contribution and played a positive role in industrial organization policy and ant monopoly law making in Western countries at various periods.However the research on the issue is insufficient in China.This essay is trying to express my own opinion about the relationship between the market struture and the market results and the characteristics of the Changing China industrial market struture and the situations of market results in terms of the methods of estimating market struture and market results.