PT - JOURNAL ARTICLE AU - Ralph Kosmicke AU - Scott D. Opsal TI - The effect of volatility on investment returns AID - 10.3905/jpm.1988.409140 DP - 1988 Jan 31 TA - The Journal of Portfolio Management PG - 14--19 VI - 14 IP - 2 4099 - https://pm-research.com/content/14/2/14.short 4100 - https://pm-research.com/content/14/2/14.full