Hedge funds with assets-under-management of less than US$100 million posted the lowest returns and had the highest volatility compared to funds managing more assets, according to the results of a new study released by Preqin. In contrary, hedge funds with asset-under-management of US$1 billion or more posted the greatest returns with the lowest volatility. As of the end of August, hedge funds with US$1 billion or more returned -1.49% for the month and 4.3% during the prior 12 months. They did much better in the long term. For the past three year and five year, they posted annualized returns...