Maersk has imposed a new set of $50 per container storage charges at U.S. ports, adding to early-pull fees of as much as $360 at Miami earlier this month. Shipping costs from North Asia to the U.S. east coast have climbed to $4,500 per FEU in mid-October from $2,700 in early June. The container-lines’ ability to raise rates and add surcharges is driven by rapidly increasing shipping volumes in the wake of pandemic lockdowns ending. Total U.S. seaborne imports handled by Maersk have climbed 20.8% year over year in the first half of October, though there have been changes in routi...