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ITLS Working Papers 2008
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Emerging business models
Published 2008-04-01Magretta (2002) suggests, using the example of American Express in the nineteenth century, that: " a successful business model represents a better way than the existing alternatives. It may offer more value to a discrete ...Open AccessWorking Paper -
Efficient stated choice experiments for estimating nested logit models
Published 2008-06-01The allocation of combinations of attribute levels to choice situations in stated choice (SC) experiments can have a significant influence upon the resulting study outputs once data is collected. Recently, a small but ...Open AccessWorking Paper -
Assessing systematic sources of variation in public transport elasticities: Some comparative warnings
Published 2008-01-01There is an extensive and continually growing body of empirical evidence on the sensitivity of potential and actual users of public transport to fare and service levels. The sources of the evidence are disparate in terms ...Open AccessWorking Paper -
Should reference alternatives in pivot design SC surveys be treated differently?
Published 2008-04-01Analysts are increasingly making use of pivot style Stated Choice (SC) data in the estimation of choice models. These datasets often contain a reference alternative whose attributes remain invariant across replications for ...Open AccessWorking Paper -
An annual time use model for vacation travel
Published 2008-06-01Vacation travel constitutes about 25% of all long-distance travel, and about 80% of this vacation travel is undertaken using the automobile. This paper contributes to the vacation travel literature by examining how households ...Open AccessWorking Paper