Registration takes less than 1 minute.
Move comes as ILWU, PMA talks enter 10th month.
Opponents say the fee drives port costs higher and those costs are difficult to pass on to shippers.
Employers "hopeful that this will allow us to move toward conclusion of an agreement in the near term."
The shipping giant will return profits from the sale to its shareholders
Transpacific carriers cite port congestion and stronger demand as economy improves.
New style port directors are trying to tailor ports to industry supply chain needs.