The institution of ship open registry developed rapidly after world war, many owners of traditional maritime countries flagged out because of economic or political reasons 摘要由于船籍政策涉及的主体在目标和利益上的不一致性及行为的相互作用和影响，使得船籍政策分析具有显著的博弈特性。
In this chapter, he compares the decisions made by decision-making authorities of the provinces and metroplises in this region by means of mathematics model, and analyses the political reason of the its trend of industrial sameness 在本章中，作者还通过数学模型的方法，比较了各省市的经济决策部门作出的决策，分析了经济带产业结构趋同的政策原因。
