Rhodri Preece, director of capital markets policy, CFA Institute

By Rhodri Preece March 2013 (Magazine)

Does dark trading hurt market quality? It is a question that has vexed policymakers for some time, and has attracted renewed focus recently following certain exchange initiatives to establish non-displayed trading pools for retail orders. Understanding the relationship between dark liquidity and market quality has become central to the debate on market structure as authorities around the world consider revisions to their respective regulatory frameworks. Measures to support fair competition between displayed and non-displayed trading venues should be the focus of those efforts.