Last month, The Takeover Panel--the U.K.'s takeover regulator--set a put up or shut up deadline of 5 p.m. on December 15 for Macquarie Bank, Australia's biggest investment bank, to come forward with a bid for the LSE.

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Wendell Ford (D-Ky.) will attend the meeting, set for 2 p.m. at the White House.

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So show up a little early--8:00 p.m. for a 9 o'clock set (which usually starts late).

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