PT - JOURNAL ARTICLE AU - Robert A Ferguson TI - What to do, or not do, about the markets AID - 10.3905/jpm.1988.409173 DP - 1988 Jul 31 TA - The Journal of Portfolio Management PG - 14--19 VI - 14 IP - 4 4099 - https://pm-research.com/content/14/4/14.short 4100 - https://pm-research.com/content/14/4/14.full