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 CTAs Navigate Market Whiplash as Traditional Assets Struggle Stephen Taub Institutional Investor Launches Alpha Edge Buy List to Spotlight Investor-Aligned Private Market Managers The Editorial Team UK Senior Housing Comes of Age Sponsored by Heitman