Misreporting and econometric modelling of zeros in survey data on social bads: An application to cannabis consumption

When modelling "social bads," such as illegal drug consumption, researchers are often faced with a dependent variable characterised by a large number of zero observations. Building on the recent literature on hurdle and double-hurdle models, we propose a double-inflated modelling framework...

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Main Authors: Greene, W., Harris, Mark N., Srivastava, P., Zhao, X.
Format: Journal Article
Published: John Wiley & Sons Ltd. 2017
Online Access:http://hdl.handle.net/20.500.11937/58538
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author Greene, W.
Harris, Mark N.
Srivastava, P.
Zhao, X.
author_facet Greene, W.
Harris, Mark N.
Srivastava, P.
Zhao, X.
author_sort Greene, W.
building Curtin Institutional Repository
collection Online Access
description When modelling "social bads," such as illegal drug consumption, researchers are often faced with a dependent variable characterised by a large number of zero observations. Building on the recent literature on hurdle and double-hurdle models, we propose a double-inflated modelling framework, where the zero observations are allowed to come from the following: nonparticipants; participant misreporters (who have larger loss functions associated with a truthful response); and infrequent consumers. Due to our empirical application, the model is derived for the case of an ordered discrete-dependent variable. However, it is similarly possible to augment other such zero-inflated models (e.g., zero-inflated count models, and double-hurdle models for continuous variables). The model is then applied to a consumer choice problem of cannabis consumption. We estimate that 17% of the reported zeros in the cannabis survey are from individuals who misreport their participation, 11% from infrequent users, and only 72% from true nonparticipants.
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spelling curtin-20.500.11937-585382018-04-19T05:46:28Z Misreporting and econometric modelling of zeros in survey data on social bads: An application to cannabis consumption Greene, W. Harris, Mark N. Srivastava, P. Zhao, X. When modelling "social bads," such as illegal drug consumption, researchers are often faced with a dependent variable characterised by a large number of zero observations. Building on the recent literature on hurdle and double-hurdle models, we propose a double-inflated modelling framework, where the zero observations are allowed to come from the following: nonparticipants; participant misreporters (who have larger loss functions associated with a truthful response); and infrequent consumers. Due to our empirical application, the model is derived for the case of an ordered discrete-dependent variable. However, it is similarly possible to augment other such zero-inflated models (e.g., zero-inflated count models, and double-hurdle models for continuous variables). The model is then applied to a consumer choice problem of cannabis consumption. We estimate that 17% of the reported zeros in the cannabis survey are from individuals who misreport their participation, 11% from infrequent users, and only 72% from true nonparticipants. 2017 Journal Article http://hdl.handle.net/20.500.11937/58538 10.1002/hec.3553 http://creativecommons.org/licenses/by/4.0/ John Wiley & Sons Ltd. fulltext
spellingShingle Greene, W.
Harris, Mark N.
Srivastava, P.
Zhao, X.
Misreporting and econometric modelling of zeros in survey data on social bads: An application to cannabis consumption
title Misreporting and econometric modelling of zeros in survey data on social bads: An application to cannabis consumption
title_full Misreporting and econometric modelling of zeros in survey data on social bads: An application to cannabis consumption
title_fullStr Misreporting and econometric modelling of zeros in survey data on social bads: An application to cannabis consumption
title_full_unstemmed Misreporting and econometric modelling of zeros in survey data on social bads: An application to cannabis consumption
title_short Misreporting and econometric modelling of zeros in survey data on social bads: An application to cannabis consumption
title_sort misreporting and econometric modelling of zeros in survey data on social bads: an application to cannabis consumption
url http://hdl.handle.net/20.500.11937/58538