The exchange operator, parent of the Chicago Board of Trade, raised margins on gold futures for speculators to $5, 500 per contract from $4, 500 a contract.

芝加哥期货交易所（Chicago Board of Trade）的母公司CME集团是COMEX的运营商，此次调整意味着黄金炒家在进行黄金期货交易时，每份期货合约所要提供的维持保证金从之前的4 500美元上调至5 500美元。

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But recent steel, aluminum, such as coal, oil price, and raw materials appeared worldwide to bring increased cost RMB appreciation, currency exchange auto parts export margins.

而近期钢材、油、铝、煤等原材料出现世界性涨价，同时人民币升值带来换汇成本增加，造成汽车零部件出口利润率缩减。

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Moving all those trades, now conducted mostly by phone between dealers and their customers, to a transparent exchange would cut into margins: If everyone can see price quotes in real time, the spread between the bids and offers will narrow.

FORBES: Heads Up

While consumers are lost in a sea of unbelievable offers and companies pawn their value proposition in exchange for the slimmest of margins, the giants of group buying are ever growing.

FORBES: Are Group Deals Killing Brands?

The company blamed lower gross margins, foreign currency exchange losses and domestic operator networks postponing their tenders.

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