PT - JOURNAL ARTICLE AU - David H. Weinflash TI - Econogenesis AID - 10.3905/jpm.1981.408810 DP - 1981 Jul 31 TA - The Journal of Portfolio Management PG - 5--6 VI - 7 IP - 4 4099 - https://pm-research.com/content/7/4/5.short 4100 - https://pm-research.com/content/7/4/5.full