Tax expense, regional factors in one province, family structure, labor culture and family possesses played a great role on income difference in LiaoNing Province and NeiMengGu Municipality.

• 辽宁省和内蒙古自治区农村居民的税费支出、省区内区域性因素、家庭结构、劳动力文化程度和家庭拥有的财产情况对收入差距的影响都很大；