Efficiency of market of shipping of nonsked boat spot is analysed .
不定期船即期航运市场效能分析。
Consider the action of statistic of cost of nonsked boat the number of voyages or flights and method .
论不定期船航次成本统计的作用与方法。
Apply the rationale of microcosmic economics , analyse the feature of market of shipping of nonsked boat spot .
运用微观经济学的基本原理，分析不定期船即期航运市场的特征。
Generally speaking , industrial business , current production cost is written down current in cost , nonsked also the cost first is met prep above is the following cost , should be the cost of apportion is high when the meeting is more than the sale when the sale is little .
