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 Tara Giuliano, Chief Marketing Officer, Nuveen Institutional Investor As Fundraising Stalls, Independent Sponsors Fill Gap in Lower-Middle Market James Comtois High Beef Prices Test Consumers This Grilling Season Sponsored by CME Group