Elkins/McSherry - Average Execution Time 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 Engagement and Stewardship Champion: LD Fonde’s Active Ownership Sets a High Bar Premium Light Street’s October Gain Puts the Fund Above Its High-Water Mark Stephen Taub Seeking Resilience in Gravity-defying Stock Markets Sponsored by Schroders