An Analysis of Bicycle Route Choice Preferences in Texas, U. S



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is another -column vector with its mth element representing unobserved factors specific to individual q and her/his trip environment that moderate the influence of the corresponding mth element of the vector . A natural assumption is to consider the elements of the vector to be independent realizations from a normal population distribution; . represents a choice-occasion specific idiosyncratic random error term assumed to be identically and independently standard Gumbel distributed. is assumed to be independent of . In the current context, we do not have any alternative specific variables since the route alternatives are “unlabeled” and characterized by route attributes.


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