1·Multilateral Tariff Negotiation and Multilateral Tariff Concession -are the forming of custom unions always increases members' welfare?
多边关税谈判与关税减让——关税同盟的缔结一定会提高成员国的谈判地位吗？
2·In addition, the article explains Regional Cooperative System's influence on Tariff Concession and the consideration about Regional Cooperative System.
此外，本文还论述了区域合作制度对关税减让的影响及笔者对区域合作制度的思考。
3·During the concession negotiation of toll road, one of the core problems is tariff determining and regulating.
在收费公路特许经营谈判过程中，通行费价格的确定和调整是核心问题之一。