PT - JOURNAL ARTICLE AU - peter L. Bernstein TI - Of titles and betas AID - 10.3905/jpm.1986.409087 DP - 1986 Oct 31 TA - The Journal of Portfolio Management PG - 1--3 VI - 13 IP - 1 4099 - https://pm-research.com/content/13/1/1.short 4100 - https://pm-research.com/content/13/1/1.full