The necessity of structuring competitive market in freeway industry is analyzed from the entry barriers, externality of trade and the attributes of the industry.

本文从行业进入壁垒、交易的外部性、产业自身属性三个方面分析了在我国高速公路产业实行可竞争性规制的必要性；

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The Coase Theorem essentially states that if trade in an externality is possible and there are no transaction costs, bargaining will lead to an efficient outcome regardless of the initial allocation of property rights.

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