什么是icebergtransportcosts?具体怎么理解？

Question

什么是iceberg transport costs?
具体怎么理解？

Answer 1

Second,firms can trade goods and services by incurring iceberg transport costs.Given these costs,national goods markets in both sectors clear in equilibrium.Labor is freely mobile and workers can relocate every period before technological innovations are realized.Thus,in a given period,all workers obtain a common utility in equilibrium.
梦伊潇湘 16:25:17
这是前后段的内容
bfic 16:26:55
看来iceberg是一种典故
bfic 16:27:08
是一种方式的典故
bfic 16:27:18
只能硬翻了
bfic 16:27:30
即：冰山运输成本