PT - JOURNAL ARTICLE AU - Peter L. Bernstein TI - The pros and the cons AID - 10.3905/jpm.1986.409050 DP - 1986 Jan 31 TA - The Journal of Portfolio Management PG - 1--3 VI - 12 IP - 2 4099 - https://pm-research.com/content/12/2/1.short 4100 - https://pm-research.com/content/12/2/1.full