本研究應用產業組織分析法檢視臺灣地區人纖工業之產業特性、市場行為與績效。市場結構與廠商行為如何影響該產業的運作過程與經營績效為本文之題旨。分析過程包括下列三步驟：(1)以市場占有率、市場集中度及產品差異化等要素認定該產業之市場競爭狀態，(2)討論影響該產業市場行為有關的變數，包括：訂價與通路決策。廣告與技術創新行為等...,(3)評估產業運作之市場績效。 研究結果指出，市場結構或市場力量對該產業中廠商的競爭狀態及市場績效有相當的影響。因此，為促產業有效競爭與經營績效之提升，產業 中廠商的經營管理策略必須作動態的調整；此外，政府促進產業競爭的相關政策亦須考量，才能促使該產業有效運作。

　　　　　The purpose of this study is to apply the theory of industrial organization to examine the industry characteristics and businese conduct of Taiwan man- made fiber industry. How market structure and market conduct affecting the market processes as well as operational performance under the operations of man-made fiber industry are main issues in this study. The procedure of this analysis involves three steps: 1.Identifying market characteristics of the industry by using the index of market share, concentration ratio, product differentiation and etc, 2.Discussions of market conduct variables including pricing, marketing channel decision-making, the behaviors of advertising and technological innovation, 3.Analyzing the arket performance on this industry. The analytical results have indicated that the market power or market imperfection world affect not only the behaviors of competing firms but also the performance of the entire market. Therefore, to achieve the effective competition and to improve, it first need adjustments of business management strategies, otherwise, government policies should be involved.