所谓非正式制度是相对于正式制度而言的。正式制度是指由法律、法规或其他权威规范的制度。其包括:村委会、乡镇政府机关以及国家明文规定的政策。非正式制度则是指包括思想观念,风俗习惯、家族势力、宗教势力等制度。非正式制度对西部 The so-called informal system is relative to the formal system. Formal system is defined by the laws, regulations or other authority of the system. It includes: village committees, township government agencies and the state’s express policies. Informal system refers to include ideas and concepts, customs, family forces, religious forces and other systems. Informal institutions to the west