魏杰同志的新著《经济自由与经济约束的和谐——计划与市场相结合》(陕西人民出版社1991年版),是我国到目前为止第一部系统研究计划与市场相结合理论的专著。全书分为上中下三篇。上篇是计划与市场相结合的理论分析,中篇是计划与市场相结合的运行分析,下篇是计划与市场相结合的体制分析。通过对计划与市场相结合的理论、运行和体制的分析,本书提出了计划与市场相结 Comrade Wei Jie's new book, “Economic Freedom and Harmony of Economic Restrictions - Combination of Plan and Market” (Shaanxi People's Publishing House, 1991 edition), is the monograph of the theory of the combination of the first systematic research project and the market in our country so far. The book is divided into three articles. The first chapter is the theoretical analysis of the combination of planning and the market. The middle chapter is the operation analysis combining the planning with the market. The next part is the institutional analysis combining the planning with the market. Through the combination of planning and market theory, operation and institutional analysis, the book proposed a plan and market