Every day learn some economics: a beer bottle of revelation of Mongolia

by:Xianke     2020-07-10

every day learn some economics # 【 A beer bottle of revelation 】 Mongolia's beer bottle at the bottom of a bottle opener. Not only convenient, but also a kind of promotion methods: Mongolia buy beer at least is a time to buy two bottles. — — Revelation: the promotion of the most powerful not to lower the price of commodities, but commodity more value. Leading market cooling: iron cover maotai down % in March
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