Unlike container ship operators in trade lanes linked to North America, which normally sign one-year contract agreements, operators serving the international automobile shipping market offer contracts lasting two to five-years, said an NYK Line executive. Multi-year contracts shield both parties from wild price fluctuations like those that plague the container trades when supply and demand conditions suddenly change. … Auto shippers are more concerned about longer-term issues such as marine terminal capacity, said an export logistics department manager at Ford Motor.