PT - JOURNAL ARTICLE ED - Bernstein, Peter L. TI - Editor's Letter AID - 10.3905/jpm.1999.390960 DP - 1999 Jul 31 TA - The Journal of Portfolio Management PG - 1--2 VI - 25 IP - 4 4099 - https://pm-research.com/content/25/4/1.short 4100 - https://pm-research.com/content/25/4/1.full