PT - JOURNAL ARTICLE ED - Bruce, Brian R TI - Editor's Letter DP - 2005 Mar 20 TA - Trading PG - 13--13 VI - 2005 IP - 1 4099 - http://guides.pm-research.com/content/2005/1/13.short 4100 - http://guides.pm-research.com/content/2005/1/13.full