But as companies move to larger ships in order to shave costs by making fewer runs with more cargo, the industry is not unanimous that bigger is better, said Marc Levinson, author of The Box: How the Shipping Container Made the World Smaller and the World Economy Bigger. "While there may be economies of scale at sea, it's not clear that there are economies of scale on land," Levinson said. "So many people are concerned that once these very big ships get into port, it's going to result in a lot of congestion and delays, and the ports are not going to be able to handle vessels at these sizes."
Port of L.A.'s dredging project to be completed in 2013
But as companies move to larger ships in order to shave costs by making fewer runs with more cargo, the industry is not unanimous that bigger is better, said Marc Levinson, author of The Box: How the Shipping Container Made the World Smaller and the World Economy Bigger. "While there may be economies of scale at sea, it's not clear that there are economies of scale on land," Levinson said. "So many people are concerned that once these very big ships get into port, it's going to result in a lot of congestion and delays, and the ports are not going to be able to handle vessels at these sizes."