High-Definition Style Rotation

That various “styles” of stocks perform differently suggests a strategy of rotating a portfolio's allocations across styles — growth, value, large-cap, and small — in line with changes in the economic environment. The issue then is how to define style. A “high-definition” approach looks at many stock attributes to disentangle the effects of each. Because the approach results in a detailed map of returns to stock attributes, it offers potential to provide better returns than those of naïve style rotation strategies