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Alternative Approaches to Modelling Zero Expenditure: An Application to Spanish Demand for Tobacco
Garcia, Jaume, (1996)
A cross-section model with zeros: an application to the demand for tobacco
Garcia, Jaume, (1993)
Unobserved Heterogeneity and Intertemporal Nonseparability: Evidence from Consumption Panel Data
Carrasco, Raquel, (2002)