All you issued Monday was a press release and this employee memo filed with the Securities and Exchange Commission.

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The U.S. Treasury Department's Financial Crimes Enforcement Network, known as FinCen, last month issued a three-page memo that effectively lays the groundwork to regulate firms that issue or exchange virtual currencies.

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Pakistan's ambassador to the United States was forced to resign, amid allegations that he was behind a memo pledging to eject senior soldiers close to the Taliban in Pakistan, in exchange for American help in preventing any potential coup.

ECONOMIST: Politics this week

The NYSE sent out the text of a memo from Chairman Marshall Carter admonishing a seat holder who has been a vocal critic of the Exchange for his attempts to block a vote to approve the Archipelago merger.

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The NYSE sent out the text of a memo from Chairman Marshall Carter admonishing a seat holder who has been a vocal critic of the Exchange for his attempts to block a vote to approve the Archipelago (amex: AX - news - people ) merger.

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