PT - JOURNAL ARTICLE AU - Frederick R. Macaulay TI - The Social Sciences and the Unknown Future AID - 10.3905/jpm.1975.408543 DP - 1975 Jul 31 TA - The Journal of Portfolio Management PG - 66--76 VI - 1 IP - 4 4099 - https://pm-research.com/content/1/4/66.short 4100 - https://pm-research.com/content/1/4/66.full