The economy, explained, with stories and surprises. Imagine you could call up a friend and say, "Meet me at the bar and tell me what's going on with the economy." Now imagine that's actually a fun evening. That's what we're going for at <em>Planet Money</em>. People seem to like it.
June 9th, 2010
Episode 277 of 920 episodes
On today's Planet Money, we discuss high-frequency trading, in which people program computers to buy and sell stocks in quick succession under certain, pre-defined circumstances. The idea is to profit from fleeting changes in the price of a stock. High-frequency traders include big banks and tiny little companies. And they're all trying to be even faster than each other. A few years back, all the high-frequency traders were trying to get a one-millisecond edge over everybody else. Today, they're angling for a one-microsecond edge.