这种情形下存在着“交易收益(gain from trade) ,因为如果B向A支付某些租金(200元到300元之间),从而二人交换公寓后,两人的状况都变好了。具体的交易额并不重要。
双语例句
1
S. goods. "But if we had more exports of (Caterpillar) heavy equipment to Australia, that's not being measured" as a gainfromtrade with China, he says.
He is good at fleshing out the lives and concerns of the (often impoverished) people who stand to gainfrom reducing particular trade barriers, as well as the worries of those who oppose change.