Policy Options to Reduce Entry Barriers in Seaports Policy Options to Reduce Entry Barriers in Seaports Source: Adapted from De Langen P.W. and Pallis Α.Α. (2007). Entry Barriers in Seaports, Maritime Policy and Management, 34(5), 427-440. Share this: Share on LinkedIn (Opens in new window) LinkedIn Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit