Ubøe, Jan; Andersson, Jonas; Jörnsten, Kurt; … - In: Maritime Economics and Logistics 11 (2009) 3, pp. 289-301
In this paper we study bulk shipping of coal between the central regions in the world. We compare the performance of cost-minimizing models with a gravity model approach. The main finding in the paper is that cost minimizing models provide relative poor fits to data. A simple one-parameter...