1. Demand Modelling A new policy is proposed in the UK which aims to affect daily commutes (travel-to-work journeys). The policy is defined as follows: - Discourage long commutes ( 10km, one way), originating in a densely populated area i(mi10,000), by introducing a daily 1 pence per km fee for any such trips. - Encourage long commutes ( 10km, one way), originating in rural, sparsely populated areas (mi