TY - JOUR T1 - Correcting Core JF - The Journal of Index Investing SP - 67 LP - 73 DO - 10.3905/jii.2012.2.4.067 VL - 2 IS - 4 AU - Ron Surz Y1 - 2012/02/29 UR - https://pm-research.com/content/2/4/67.abstract N2 - Core investing has been around for a long time but no one has ever questioned the meaning of “core” nor has anyone ever asked if there might be different kinds of core for different purposes. This article discusses the uses of both blend and centric core and argues for a change to common practices, namely replacing blend with centric in most applications.TOPICS: Portfolio theory, portfolio construction, in portfolio management ER -