diversification is not an easy task as it is impacted by a huge number of different factors: the way systematic risk is measured, the … of the asset features, the model adopted to measure diversification (i.e., equally weighted versus optimal allocation …

This paper studies the relationship between portfolio diversification and fund performance, based on an unexplored …, which allows measuring the concentration of the fund portfolios towards individual companies, industrial, and geographical … focus. Our results suggest that diversification within, but not across industries, associates with higher buyout fund …

For a financial portfolio, we suggest a realized measure of diversification benefits, which is based on intraday high … diversification measure and realized portfolio weight. The performance of our approach is evaluated in-sample and out-of-sample. We …