PT - JOURNAL ARTICLE AU - Frank J. Fabozzi TI - Editor’s Introduction for 2023 Special Issue on Factor Investing AID - 10.3905/jpm.2022.49.2.001 DP - 2022 Dec 31 TA - The Journal of Portfolio Management PG - 1--3 VI - 49 IP - 2 4099 - https://pm-research.com/content/49/2/1.short 4100 - https://pm-research.com/content/49/2/1.full