1. We don’t have a flight simulator for stock markets where we can run a whole bunch of possible scenarios and see how the stock markets might react. We really have no idea how these markets work or how these complex systems work or how they might just explode one day in a very unpredictable manner.

    — Financial journalist Felix Salmon on the unpredictable nature of high-frequency computerized transactions on Wall Street.

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  1. Financial journalist Felix Salmon on high-frequency computerized trading: "Most of the time, computerized trading makes stock markets more  efficient, and it’s easier and cheaper for investors, both large and  small, to trade. And it’s a good thing for everybody. But every so  often, things can go horribly wrong, and we don’t know when and we don’t  know how and we don’t know what the consequences might be. And that  huge uncertainty, I think, is the biggest danger in the markets right  now." View in High-Res

    Financial journalist Felix Salmon on high-frequency computerized trading: "Most of the time, computerized trading makes stock markets more efficient, and it’s easier and cheaper for investors, both large and small, to trade. And it’s a good thing for everybody. But every so often, things can go horribly wrong, and we don’t know when and we don’t know how and we don’t know what the consequences might be. And that huge uncertainty, I think, is the biggest danger in the markets right now."

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    wired magazine

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  1. Or…if The Daily Show is more your thing than Marketplace, then let Samantha Bee explain high-frequency trading

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  1. Tomorrow’s show will take a look at high-frequency trading and how computerized algorithms are changing the way Wall Street conducts business. Our guest, Felix Salmon, wrote this piece in Wired about high-frequency trading — it’s a nice introduction to a complex topic. (More background from the WSJ, NYTimes, NPR)

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