山口経済学雑誌

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山口経済学雑誌 Volume 61 Issue 6
published_at 2013-03-31

An inferior good expressed by a Lambert W function

Lambert W 関数で表された下級財
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Descriptions
Sasaki has given examples of inferior goods and Giffen goods defined by indifference curves in 1992, but has not given them explicitly. We will give demand functions of some of his inferior goods explicitly by using one of the Lambert W functions.