PT - JOURNAL ARTICLE AU - Robert M. Soldofsky TI - Reply AID - 10.3905/jpm.1984.408951 DP - 1984 Jan 31 TA - The Journal of Portfolio Management PG - 79--80 VI - 10 IP - 2 4099 - https://pm-research.com/content/10/2/79.short 4100 - https://pm-research.com/content/10/2/79.full