PT - JOURNAL ARTICLE ED - , TI - Editor's Letter AID - 10.3905/jod.1999.390908 DP - 1999 May 31 TA - The Journal of Derivatives PG - 1--3 VI - 6 IP - 4 4099 - https://pm-research.com/content/6/4/1.2.short 4100 - https://pm-research.com/content/6/4/1.2.full