Depending on the shopping context, consumers may develop different mental representations of complex shopping trip decision problems to help them interpret the decision situation that they face and evaluate alternative courses of action. To investigate these mental representations and how they...

<title>Abstract</title> This paper serves as background information for the TRB workshop on stated preference modelling. The main argument of the paper is that the development of stated preference and choice models has witnessed increased complexity, which in turn has led to higher respondent burden. The paper...

<title>Abstract</title> This paper argues that certain choice problems in transportation research can be best conceptualized as problems of portfolio choice. It discusses how portfolio choice problems can be studied using discrete choice experiments, stated choice (conjoint) methods. Issues in the construction...

<title>A<sc>bstract</sc> </title> Urban form is often assumed to influence travel distance. However, as this is no travel choice in itself, but the consequence of other decisions, this paper tests, consistent with the activity-based approach, a causal model that does not relate urban form directly with daily travel...