PT - JOURNAL ARTICLE ED - Bernstein, Peter L. TI - Editor's Letter AID - 10.3905/jpm.1999.390954 DP - 1999 Apr 30 TA - The Journal of Portfolio Management PG - 1--2 VI - 25 IP - 3 4099 - https://pm-research.com/content/25/3/1.short 4100 - https://pm-research.com/content/25/3/1.full