2 Treffer für Verfasser = "Heilker, Thorsten"

• A duopoly of transportation network companies and traditional radio-taxi dispatch service agencies Heilker, Thorsten ; Sieg, Gernot Münster : Institute of Transport Economics, November 2017

• Ride-hailing services in Germany potential impacts on public transport, motorized traffic, and social welfare Ennen, David ; Heilker, Thorsten Münster, Germany : Institute of Transport Economics, January 2020