NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH
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James E. Archsmith

Department of Agricultural and Resource Economics
2200 Symons Hall
7998 Regents Drive
University of Maryland
College Park, MD 20742-5535

E-Mail: EmailAddress: hidden: you can email any NBER-related person as first underscore last at nber dot org
Institutional Affiliation: University of Maryland

NBER Working Papers and Publications

September 2017Attribute Substitution in Household Vehicle Portfolios
with Kenneth Gillingham, Christopher R. Knittel, David S. Rapson: w23856
Household preferences for goods with a bundle of attributes may have complex substitution patterns when one attribute is changed. For example, a household faced with an exogenous increase in the size of one television may choose to decrease the size of other televisions within the home. This paper quantifies the extent of attribute substitution in the context of multi-vehicle households. We deploy a novel identification strategy to examine how an exogenous change in the fuel economy of a kept vehicle affects a household's choice of a second vehicle. We find strong evidence of attribute substitution in the household vehicle portfolio. This effect operates through car attributes that are correlated with fuel economy, including vehicle footprint and weight. Our findings suggest that attribute...
 
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