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Equity markets have changed considerably over the past 10 years, reflecting the growth of stocks and sectors in each market. While this growth has led to increased concentration in most of the world’s largest equity markets, Australia is a notable exception, as diversification has improved both in terms of stock concentration and along sector lines….
Equal-weighted indices typically outperform their cap-weighted counterparts (although 2017 so far has proven to be an exception to the general rule). This means that portfolio managers can usually create a performance tailwind by equal weighting rather than cap weighting their holdings. But do they? One way to assess this question is by using the Herfindahl-Hirschman…
