High-Frequency Trading and the Shrinking Trust Horizon

"The list of markets where big players are cheating the rest of us (and each other) keeps growing. First there was the Libor interest rate, then foreign exchange, then gold. And now comes high-frequency trading (HFT), where Wall Street banks use supercomputers to monitor incoming stock market orders, analyze their likely impact on prices, and place orders ahead of those trades to capture a bit of the price impact. In an HFT-dominated market, individual investors get fractionally-less-favorable prices, which they seldom notice, while in the aggregate billions of dollars are siphoned each year from retail investors, pension funds and even some hedge funds to big Wall Street banks.

Since this practice adds absolutely nothing to the efficiency of the equity markets, and since “front running” is clearly illegal, HFT is a crime without offsetting social benefits. But Wall Street gets away with it — and will continue to get away with it — because the major banks and exchanges make a lot of money from it and donate sufficiently to both major parties to buy a degree of immunity..."

at http://dollarcollapse.com/trust-horizon/high-frequency-trading-and-the-shrinking-trust-horizon/