RT Journal Article SR Electronic T1 Micro versus Macro in a Disorderly World JF The Journal of Portfolio Management FD Institutional Investor Journals SP 1 DO 10.3905/JPM.2009.35.2.001 VO 35 IS 2 A1 Peter L Bernstein YR 2009 UL https://pm-research.com/content/35/2/1.abstract AB