distance, and significantly contribute to the higher shipping prices facing the developing world. Markups increase shipping … and perhaps lower incomes. This paper investigates price discrimination in the shipping industry and the role it plays in … determining transportation costs. In the presence of market power, shipping prices depend on the demand characteristics of goods …

The standard source for pre-WWII global freight rate trends is the Isserlis British tramp shipping index. We think it … the precipitous decline in nominal freight rates before the World War I, but it also extends the series to the 1940s …. Furthermore, our new series is linked to the post-World War II era (documented by David Hummels), so that we can be more precise …

.S. markets than import tariffs. We investigate the determinants of shipping costs to the U.S. with a large database of more than … world. Distance volumes and product characteristics matter. In addition, we find that ports efficiency is an important … determinant of shipping costs. Improving port efficiency from the 25th to the 75th percentile reduces shipping costs by 12 percent …

relative prices. We turn next to economic explanations for this so-called border effect and to its dynamics. Distance, unit-shipping …

This paper develops and estimates a model of indivisibilities in shipping and economies of scale in consolidation. It …

. We do so using detailed, near-universal data on shipping firms' new orders, secondary-market transactions, and demolition …-defined shipping sectors to corroborate our findings. Critically, uncertainty prompts firms to concentrate their fleets into narrower …