题目内容
Over the long run, the formation of a customs union may yield welfare gains due to economies of scale, greater competition, and stimulus to investment.
查看答案
搜索结果不匹配？点我反馈
更多问题
By the mid-1990s, the European Union had essentially achieved the common market stage of economic integration.
At the Maastricht Summit of 1991, members of the European Union expressed the goal of achieving the common market stage of economic integration.
To protect its farmers from forgein competition, the European Union has utilized variable import levies and export subsidies.
To protect its farmers from imports of agricultural goods, the European Union has implemented tariff rates that vary directly with world prices.
微信支付 
支付宝支付