• Assessment and evaluation methodologies
• Assessment and evaluation of transport policies and mobility concepts
• Socio-economic impacts of autonomous mobility concepts
• Macroscopic transport demand modelling
• Development of transport policy assessment instruments
• European transport infrastructure planning and policy
• Trans-European Transport Networks (TEN-T)
• Interdependence between transport infrastructure projects
• Mega infrastructure projects
• Information systems for transport policy and research
• General features of transport economics

• Transportökonomie  (Vorlesung)
• Güterverkehr (Vorlesung)
• Seminar "Ausgewählte Aspekte der europäischen Verkehrsplanung und -modellierung" (Seminar)

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• Country-to-City-Bridge: integrating autonomous on-demand shuttles with conventional public transport 

• The new Federal Transport Infrastructure and Mobility Plan 2040: reform proposals with special consideration of environmental concerns

• autoTram: Analysis and assessment of automation functions in tramways

• MobileCityGame: Development of a serious game to explore urban transport policies

• SuMo-Rhine: Sustainable Mobility in the Upper Rhine Region

• Profilregion Mobilitätssysteme Karlsruhe

• HIGH-TOOL: Strategic high-level transport model (project coordinator)

• TRIP: Transport Research & Innovation Portal

• HERMES: High Efficient and Reliable arrangeMEnts for CroSsmodal Transport.

• ETISplus: European Transport policy Information System, Development and implementation of data collection methodology for EU transport modelling.

• iTREN-2030: Integrated transport and energy baseline until 2030.

• WORLDNET: Worldwide cargo flows.

• Socio-economic expert for: Urban Transport Master Plan - Bucharest, Sibiu and Ploiesti.

• Rail Baltica: Feasibility study on Rail Baltica railways.

• TINA Turkey: Technical Assistance to Transport Infrastructure Needs Assessment (TINA) Turkey.

• TRANS-TOOLS: TOOLS for Transport forecasting And Scenario testing.

• EUN-STAT: Scenarios, traffic forecasts and analysis of traffic flows including countries neighbouring the European Union.

• MuSTT: Multi-stakeholder European Targeted Action for Sustainable Tourism and Transport.

• TEN-STAC: Scenarios, Traffic forecasts and Analysis of Corridors on the Trans-European network.

• ETIS-BASE: Core Database Development for the European Transport Policy Information System (ETIS).

• IASON: Integrated Assessment of Spatial Economic and Network Effects of Transport Investments and Policies.

• THINK-UP: Thematic Network to Understand Mobility Prediction.

• SCENES: Modelling and methodology for analysing the interrelationship between external developments and European transport.

• SCENARIOS: Scenarios for Trans-European Networks.

• STEMM: Strategic European Multi-Modal Modelling.