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 Premium Seligman Bets Carvana’s High-Flying Stock Won’t Hold Up Stephen Taub Are Family Offices Trading Freedom for Structure? John Crabb Three Forces Shaping Copper's Path Forward Sponsored by CME Group