One of the key challenges in container shipping, is the lack of shipper/carrier contract enforceability. With freight rates increasing sharply, as they have been recently, there are calls for carriers to stick to contracts, and moderate their pursuit of revenue. Such calls would implicitly assume that shippers would reciprocate, when the market eventually goes down. So, is it correct, that if a carrier is less aggressive in terms of rate increases when the market goes up, then the customers will also be more loyal when the market goes down? (....)