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Identification issues in some double-index models for non-negative data

Papadopoulos, Georgios and Santos Silva, Joao M C (2012) 'Identification issues in some double-index models for non-negative data.' Economics Letters, 117 (1). pp. 365-367. ISSN 0165-1765

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Abstract

We highlight a subtle identification problem that afflicts models for non-negative data in which the conditional expectation is specified as the product of a logit and an exponential function. The results are illustrated with an empirical model for medical expenditures.

Item Type: Article
Uncontrolled Keywords: Poisson-logit; Two-part models; Underreporting; Zero-inflated models
Subjects: H Social Sciences > HB Economic Theory
Divisions: Faculty of Social Sciences > Economics, Department of
Depositing User: Jim Jamieson
Date Deposited: 14 Jan 2015 14:59
Last Modified: 14 Jan 2015 14:59
URI: http://repository.essex.ac.uk/id/eprint/12304

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