Comment Letter on File No. S7-27-09

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Date: 2010-02-22 15:00:45 Investment Dark liquidity Alternative Trading Systems Securities Exchange Act Third market Order High-frequency trading Flash trading Regulation NMS Financial markets Financial economics Finance		Comment Letter on File No. S7-27-09 Add to Reading List Source URL: www.sec.gov Download Document from Source Website File Size: 2,32 MB Share Document on Facebook

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	Equity flash – Trading Update Consumer Leifheit AG HOLD (HOLD) \| Target EUREUR 48.00) DocID: 1suAt - View Document
	Equity flash – Trading Update Consumer Leifheit AG HOLD (HOLD) \| Target EUREUR 50.00) DocID: 1rMnP - View Document
	Equity flash – Trading Update Consumer Leifheit AG HOLD (HOLD) \| Target EUREUR 48.00) DocID: 1rJiI - View Document
	OMB APPROVAL OMB Number: Estimated average burden hours per response DocID: 1qwcL - View Document
	The Flash Crash: The Impact of High Frequency Trading on an Electronic Market∗ Andrei Kirilenko Albert S. Kyle DocID: 1qtUw - View Document