RT Journal Article SR Electronic T1 Best Execution: Defining Best Execution in an Increasingly Complex Trading Environment JF The Journal of Trading FD Institutional Investor Journals SP 46 OP 49 DO 10.3905/jot.2010.5.4.046 VO 5 IS 4 A1 Ryan Larson YR 2010 UL https://pm-research.com/content/5/4/46.abstract AB As the trading environment becomes more and more complex with the introduction of new systems, regulation, and investment vehicles, best execution practices are becoming an integral part of the industry. However, defining best execution can be an arduous task because finding two sides that agree on a common definition can be even more of a challenge. This article explores and addresses the fiduciary responsibility of best execution for buy-side institutional managers and details the practices that it entails.TOPICS: Equity portfolio management, performance measurement, exchanges/markets/clearinghouses