Bruce I. Jacobs is chair of the Advisory Board of the Jacobs Levy Center. Jacobs is principal and co-founder of Jacobs Levy Equity Management, established in 1986. He is co-chief investment officer, portfolio manager, and co-director of research.
There is much greater dimensionality to the stock market than is suggested by the one-factor capital asset pricing model, but investors underestimate the market’s dimensionality through their recent embrace of “smart beta” strategies.