吉芬品的推广和分类——基于供求关系  

The Generalization and Classification of Giffens Good--Based on the Perspective of Supply and Demand

作　　者：杨杰 YANG Jie(School of Fiance,Guangdong University of Foreign Studies,510006,Guangzhou,Guangdong,China)

机构地区：[1]广东外语外贸大学金融学院,广东广州510006

出　　处：《特区经济》2021年第7期154-157,共4页Special Zone Economy

摘　　要：吉芬商品是一种需求量与价格呈同方向变动的特殊的低档商品。本文通过推导其需求函数论证了吉芬商品没有违反需求定理。吉芬商品不仅仅局限于爱尔兰土豆,实际可以从供求关系对吉芬品进行推广和分类。文后用效用理论论证了商品属性的相对性。Giffen good is a special inferior goods which quantity demanded and price change in the same di⁃rection.By deducing its demand function,it proved that Giffen good does not violate the law of demand.Giffen good is not only limited to Irish potatoes,but also can be promoted and classified from the perspec⁃tive of supply and demand.Finally,the relativity of goods attribute is proved by theory of utility.

关 键 词：吉芬商品 需求函数 供求曲线弹性 商品属性相对性 

分 类 号：F08[经济管理—政治经济学]