Proceedings of the 89th Annual Meeting of the Transportation Research Board (DVD-ROM)
Transportation Research Board of the National Academies
No
International
Washington
DC
89th Annual Meeting of the Transportation Research Board
10-01-2010 to 14-01-2010
Transportation Research Board of the National Academies
Washington
DC
[en] public holidays ; travel time expenditure ; trip motive ; zero-inflated Poisson regression
[en] The impact of public holidays on the underlying reasons of travel behavior, namely the activities people perform and the trips made, is seldom investigated. Therefore, in this paper the impact of public holidays on travel time expenditure in Flanders, differentiated by trip motive, is examined. The data used for the analysis stem from a household travel survey that was carried out in 2000. The main modeling approach that is employed is the zero-inflated Poisson regression approach, which explicitly takes into account the inherent contrast between travelers and non-travelers. The zero-inflated Poisson regression models yield findings that are harmonious with international literature: socio-demographic variables, temporal effects and transportation preferences contribute significantly in unraveling the variability of travel behavior. In particular it is shown that public holidays have a non-ignorable impact on daily travel behavior. Triangulation of both quantitative and qualitative techniques seems a solid roadway for further illumination of the underpinnings of travel behavior.
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