Elkins/McSherry - Market Impact Trend Global Transaction Costs Decline Despite High Frequency Trading. November 11, 2010 See related article, Elkins/McSherry - Global Transaction Costs Decline Despite High Frequency Trading. High Frequency Trading New York Stock Exchange Transaction Costs Nasdaq Elkins Mcsherry Global Trading Related Articles For Members Only Tiger Cub Jay Kahn’s Flight Deck Rockets Higher — Without Chasing Nvidia Stephen Taub PivotalPath: The Dramatic Market Rebound in April Tested Quant Funds Julie Segal How Nonprofits of Varying Sizes Can Tap Into Big-firm Investment Expertise Sponsored by Fidelity Investments