"Leading financial thinker and successful funds manager Bruce I. Jacobs reveals how markets crash as the result of investment strategies that purport to reduce risk but that ultimately backfire. Are financial crises really "perfect storms" or are they the result of investment strategies that...

Many years ago, the authors demonstrated that there is much greater dimensionality to the stock market than is suggested by the one-factor capital asset pricing model. Investors today continue to underestimate the market's dimensionality through their recent embrace of “smart beta”...

Popular conceptions of long–short investing are distorted by a number of myths, many of which appear to result from viewing long–short from a conventional investment perspective. Long–short portfolios differ fundamentally from long-only portfolios in construction, in the measurement of...

Stock market phenomena such as the January and low price/earnings ratio effects entice investors with prospects of extraordinary returns. Most previous stock market anomaly research has focused on one or two return regularities at a time. Multivariate regression, however, can provide a unified...