Abstract: Trailers belong to productive sharing goods. By using sharing mode to supply trailers, the number of trailers in the whole society will be reduced, and the social surplus will be increased, and many unnecessary wastes will be saved. We build trailer pool with “internet +” thinking, and develop openly. Double designing ownership and usage right of trailer, equity trailer, in form of contract, can activate the social stock trailers effectively, and realize drop and pull transport nationwide.

Key words: transport economy, dropandpull transportation, sharing economy, economic attribute, trailer, trailer pool

摘要： 挂车属于生产性共享物品，采用共享的模式供给挂车，整个社会的挂车保有量将减少，提高社会剩余。以“互联网+”思维打造挂车池，开放式发展，双层设计挂车所有权与使用权，将挂车股权化，采用合约的形式，能有效激活社会存量挂车，实现全国范围内的甩挂运输。

关键词: 运输经济, 甩挂运输, 共享经济, 经济属性, 挂车, 挂车池