PT - JOURNAL ARTICLE AU - Bruce I. Jacobs AU - Kenneth N. Levy TI - The complexity of the stock market AID - 10.3905/jpm.1989.409244 DP - 1989 Oct 31 TA - The Journal of Portfolio Management PG - 19--27 VI - 16 IP - 1 4099 - https://pm-research.com/content/16/1/19.short 4100 - https://pm-research.com/content/16/1/19.full