Michael Giberson High frequency trading practices by some financial firms have spilled into the news. The Economist provides a summary of the issue. Bloomberg notes the Sen. Charles Schumer has proposed to ban one such trading strategy. Here, Tyler Cowen said he is not worred about high frequency trading (HFT). In a follow-up, he said: … More We Can “Cure” High Frequency Trading, but is It Really a Public Policy Problem?