Clark, Derek John; Jørgensen, Finn; Mathisen, Terje Andreas - In: Transportation Research Part B: Methodological 60 (2014) C, pp. 146-159
For passengers to reach the final destination of the trip it is often necessary to make use of the transport services provided by several firms. When these transport services follow in a natural transport chain they are characterized as complementarities and the firms providing the services can,...