PT - JOURNAL ARTICLE AU - David A. Umstead TI - Volatility, Growth, and Investment Policy AID - 10.3905/jpm.1981.408798 DP - 1981 Jan 31 TA - The Journal of Portfolio Management PG - 55--59 VI - 7 IP - 2 4099 - https://pm-research.com/content/7/2/55.short 4100 - https://pm-research.com/content/7/2/55.full