An individual sees her income rise from $

问题单项选择题

An individual sees her income rise from $ 80000 to $ 88000, and along with it, her consumption of macaroni has decreased from eight dozen packages per year to six dozen packages per year. Which of the following is closest to the income elasticity of her demand for macaroni, and should macaroni be classified as a normal good or an inferior goodIncome elasticityType of good（） ①A. -3.0 Inferior ②B. -3.0 Normal ③C. -0.33 Inferior

A. ①

B. ②

C. ③

答案

参考答案：A

解析：

An inferior good is one that experiences a decline in demand when income rises.