11/17/2011

Scott O'Malia, a member of the Commodity Futures Trading Commission, proposed a test meant to define high-frequency trading. "Without a principled definition of what constitutes an HFT, any oversight scheme may inadvertently extend either too narrowly or too broadly unless the definition and behaviors are well understood," O'Malia wrote in a letter to an advisory committee. Learn more about high frequency trading and equity market structure.

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