PT - JOURNAL ARTICLE ED - Bruce, Brian R TI - Editor’s Letter AID - 10.3905/JOI.2009.18.4.001 DP - 2009 Nov 30 TA - The Journal of Investing PG - 1 VI - 18 IP - 4 4099 - https://pm-research.com/content/18/4/1.short 4100 - https://pm-research.com/content/18/4/1.full