Guidance: TAG unit M2-1 variable demand modelling

This document gives guidance on the analysis of variable demand modelling in transport appraisals.

In certain analysis mode choice model development models may be too restrictive and a mixed logit model can be used instead.

The previous version of this guidance was published in May 2020.

TAG provides information on the role of transport modelling and appraisal, and how the transport appraisal process supports the development of investment decisions to support a business case.

Published 29 May 2020 Last updated 30 May 2024 + show all updates 30 May 2024 TAG unit M2-1 variable demand modelling updated.

25 April 2024 Forthcoming changes for TAG unit M2-1 added.

29 May 2020 First published.

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