PT - JOURNAL ARTICLE ED - , TI - Editor's Letter AID - 10.3905/jod.1999.390885 DP - 1999 Feb 28 TA - The Journal of Derivatives PG - 1--2 VI - 6 IP - 3 4099 - https://pm-research.com/content/6/3/1.short 4100 - https://pm-research.com/content/6/3/1.full