PT - JOURNAL ARTICLE ED - Bernstein, Peter L. TI - Editor's Letter AID - 10.3905/jpm.2001.390957 DP - 2001 Jul 31 TA - The Journal of Portfolio Management PG - 8 VI - 27 IP - 4 4099 - https://pm-research.com/content/27/4/8.short 4100 - https://pm-research.com/content/27/4/8.full