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  2. Cliff Asness’ running commentary about investing, which non-shockingly emphasizes quantitative investing. It may also entail some macroeconomics, but only as it bears directly on the ability to create returns for clients and on investing in general.

  3. A buzzword in the investment community these days is active share, a specific way to measure how different a portfolio is from its benchmark; some proponents claim it predicts higher excess returns. Does it? No, as we show in a new AQR white paper.

  4. Modestly levering a better, more diversified portfolio may improve upon an unlevered, much less diversified one; it is a rather sensible approach that is consistent with finance theory.