PT - JOURNAL ARTICLE ED - Bernstein, Peter L. TI - The Theory of Punctuated Equilibrium AID - 10.3905/jpm.15.3.1 DP - 1989 Apr 30 TA - The Journal of Portfolio Management PG - 1--1 VI - 15 IP - 3 4099 - https://pm-research.com/content/15/3/1.short 4100 - https://pm-research.com/content/15/3/1.full