Unlike other financial markets, the foreign exchange market has no physical location and no central exchange.

不同于其它金融市场，外汇市场没有中央交易所。

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Presently, there is an increasing demand of fibre optical cables to be used in central exchange and customer.

目前，用于局内和大楼内的光缆需求量有很大的增长。

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Derivatives transactions are struck privately and the market is unregulated, with no central exchange where trades are disclosed.

衍生产品合约可私下达成，其市场缺乏规范，且没有公开交易信息的中心场所。

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Participants trade goods and services to each other in return for agreed LETS credits, which are recorded in a central exchange.

FORBES: Rethinking Money: The Rise Of Hayek's Private Competing Currencies

In the report, Joseph S. Fichera, the CEO of the advisory firm Saber Partners, LLC, advocates for a uniform municipal bond central exchange, a solution that the researcher Andrew Ang has also pushed.

FORBES: Muniball: Michael Lewis Takes a Swing At Municipal Bonds

This bargain was done on terms that Germany has always advocated: more central control in exchange for more solidarity.

ECONOMIST: Charlemagne