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Low turnover: a virtue of low volatility

Trading is necessary to follow an active strategy, but excessive trading is linked to human behavior. In his new paper just published on SSRN Pim van Vliet looked into why investors trade and how much trading is needed for an effective low-volatility strategy. For potential low-volatility investors the question arises: is turnover a good or […]
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A good strategy starts with a good design

David Blitz discusses research to improve existing strategies and explains how he designs new ones. “Our mission is to make good strategies even better and to design the next generation.” Head of Equity Research David Blitz has been at the forefront of quant investing since 1995 and is responsible for coordinating all quantitative equity research. […]
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Pioneers in factor investing

In 2014 Robeco went live with its Factor Investing Solutions: tailored solutions based on multiple factors. “Robeco is not the founder of factor investing, but we are among the first to translate the theory into practical investment solutions,” says Robeco’s Head of Factor Investing Research Joop Huij with pride. Read more about Robeco’s approach.
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The volatility effect: lower risk without lower return

Efficient markets theory has been challenged by the finding that relatively simple investment strategies are found to generate statistically significantly higher returns than the market portfolio. Well-known examples are the value, size and momentum strategies, for which return premiums have been documented in US and international stock markets. Market efficiency is also challenged, however, if […]
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Beauty and the beast of low-volatility investing

Usually focusing on how to design the best low-volatility strategy, David Blitz, Matthias Hanauer and Pim van Vliet have set out to construct a very bad low-volatility strategy. Comparing good and bad low-volatility strategies they found very different performance characteristics. Clearly, not all low-volatility stocks are created equal. The results highlight the importance of being […]
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When factors disagree

Generic strategies designed to harvest a certain factor premium regularly conflict with other factor premiums. We find that the premiums associated with these strategies tend to shrink, sometimes even to zero, in these periods of factor disagreement. Enhanced factor strategies, on the contrary, are explicitly designed to avoid stocks that are unattractive on other established […]
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