The real problem with high-frequency trading

Recent turbulence in the share markets has caused some experts to point the finger of culpability at computerised High-Frequency Trading (HFT). There are few complaints about HFT when computers push share markets up, but in the ebbing tide of today’s markets, it’s blamed both for exaggerating the share market dive as well as for the heightened volatility. (Business Insider UK)

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College Kids Are Now High Frequency Trading From Dorm Rooms

University student Spencer Singleton is among a growing band of amateurs turning to computer-driven automated stock trading—until now the preserve of hedge funds and mega brokers—and says he’s beating the market. Texas-based Singleton won a contest last July run by an algorithmic investing website to write trading programs. The site, Quantopian, gave him $100,000 to put his model into action for six months and told him to keep any profits. (Fortune)