吉芬商品

对吉芬商品的重新解释及实证分析

A Renew Explanation of " Giffen Goods " and Empirical Analysis

在标准形式的CES效用函数的基础上引入饱和需求量，得出扩展形式的CES效用函数，展现其新的数量特征，并进一步利用质量效用函数模型描述劣质品和吉芬商品的需求特性。

On the basis of standard utility function CES , introduced the saturated demand variable , the extended utility function CES can be achieved , showing new features of amout . Then we can describe the demanding features of inferior goods with the mode of quality utility function .

此外，非熟练公职人员的吉芬商品特性是导致人才流失的主要原因。

Besides , the author finds that the Giffen-goods-trait of unskilled civil servants is the main factor which leads to brain drain .

阐述了经济分析中区分需求量变动与需求变动的重要性，并对教科书中吉芬商品和垄断竞争企业有两条需求曲线的有关分析提出了质疑。

This paper expounds the importance of the difference between a change in quantity demanded and a change ir demand when analyzing economy , and querys the validity of the statement " monopoly competitive firm is faced with two demand curves " and " Giffen good " in textbooks .