The proposed merger of the New York Stock Exchange's parent company and Euronext NV to create an international trading powerhouse is drawing a lot of attention lately.

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NYSE, parent of the New York Stock Exchange, has proposed to merge with Euronext, while Nasdaq has taken a substantial stake in the London Stock Exchange , with an eye to acquiring more.

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The parent company of the New York Mercantile Exchange , which trades in energy and commodity futures, filed preliminary plans for a public offering.

ECONOMIST: Business this week

It has also explored derivatives trading, possibly though an acquisition of the Nymex, parent of the world's largest energy exchange.

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At OppenheimerFunds, cash collateral generated by securities lending may be invested in a fund run by the parent company but not registered with the Securities and Exchange Commission.

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My advice to a non-custodial parent would be that if you can get any sort of concession in exchange for it, you should take the concession.

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The exchange, through its technology group, has partnered with VMware and its parent, EMC, to provide the cloud-based services.

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The parent signs a contract giving European rights to its intangible property to the new company in exchange for marketing help in Europe.

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In a filing with the U.S. Securities and Exchange Commission, News Corp. said the publishing company will be indemnified by its former parent for any payments made after the spinoff that arise from civil claims and investigations relating to the phone-hacking scandal.

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