RT Journal Article SR Electronic T1 Editor’s Introduction for 2023 Special Issue on Factor Investing JF The Journal of Portfolio Management FD Institutional Investor Journals SP 1 OP 3 DO 10.3905/jpm.2022.49.2.001 VO 49 IS 2 A1 Frank J. Fabozzi YR 2022 UL https://pm-research.com/content/49/2/1.abstract AB