RT Journal Article SR Electronic T1 EDITORIAL COMMENTS JF The Journal of Portfolio Management FD Institutional Investor Journals SP 1 OP 3 DO 10.3905/jpm.2016.42.4.001 VO 42 IS 4 A1 Sergio M. Focardi A1 Frank J. Fabozzi YR 2016 UL https://pm-research.com/content/42/4/1.abstract