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 Spooked by Geopolitics, Global Allocators Pull Back From U.S. Assets James Comtois CFA Institute’s Global Investing Game Is On James Comtois Building Portfolio Resilience: Why Today’s Approach Needs to be Different Sponsored by Schroders