This paper describes changes to the modelling of the transport sector in the WITCH (World Induced Technical Change Hybrid) model to incorporate road freight and account for the intensity of freight with respect to GDP. Modelling freight demand based on the intensity of freight with respect to...

Decarbonizing road transport through electrification, public transport, and walking and biking can increase productivity and reduce expenses thanks to reduced traffic and energy efficiency gains. However, governments face losing fuel and vehicle tax revenue. We develop a method to assess options...

In Germany, competitive franchising is increasingly being used to procure passenger railway services that were previously provided by a state monopolist. This paper analyzes 77 tenders that differ with respect to network size, service frequency, contract duration and the proximity to other lines...