A customer standing in a store and armed with a smart phone can call up comparative prices from rivals - unless the item in question is only available at that particular store.
携带智能手机去商店购物的顾客，可以查询其他商家同种商品的价格——除非该商品只在那家商店有售。
The paper induces the comparative static effects between oil price and goods supply, sectoral product, GDP, employment, income of factors, prices of factors.
模型得出了商品供应、部门产出、GDP、就业、要素报酬、要素收入等对石油价格波动的比较静态效应。
Talking about comparative strengths, developed countries have advanced key technologies and equipment, but the demand for their products and equipment is limited due to high prices.
从各自的比较优势看，发达国家有关键技术、装备先进，但成套装备和产品因价格较高、销路受限；
Talking about comparative strengths, developed countries have advanced key technologies and equipment, but the demand for their products and equipment is limited due to high prices.
从各自的比较优势看，发达国家有关键技术、装备先进，但成套装备和产品因价格较高、销路受限；
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