PT - JOURNAL ARTICLE ED - Bruce, Brian R. TI - Editor’s Letter AID - 10.3905/joi.2011.20.1.004 DP - 2011 Feb 28 TA - The Journal of Investing PG - 4--5 VI - 20 IP - 1 4099 - https://pm-research.com/content/20/1/4.short 4100 - https://pm-research.com/content/20/1/4.full