According to Greg Zikos, chief financial officer of Costamare, a Greek shipowner which rents its vessels to container lines, they have come to their senses following last year's price war, and are now seeking profits, not market share.

ECONOMIST: Shipping

Bruce Roch, chief executive of Storage Post, disagrees and says the company still has ample room to raise rents in the future.

WSJ: Self Storage Gains Cachet as Values Rise