Browsing by Subject "Preference heterogeneity"
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Article
Demographic versus expenditure flexibility in Engel curves
(2008)We consider the effects of demographic and expenditure variables on consumer demand in a system of Engel curves using a smooth coefficient semiparametric model where the expenditure effects on the budget shares vary ...
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Article
Demographics and demand: Evaluation of alternative functional forms
(2012)We evaluate the role of functional form of demographics in demand analysis by proposing the GQL 'unstructured' demographically transformed model which nests the Barten-Gorman demographically modified model and popular ...