The Engel curve for alcohol and the rank
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Takashi Unayama
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Article
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2006
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John Wiley and Sons
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English
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## Abstract This paper shows that the quadratic shape of the Engel curve for alcohol is induced by preference heterogeneity between drinkers and abstainers in a Japanese data set. With controlling the heterogeneity, it is shown that the Engel curve for alcohol slopes monotonically downwards for dri