Women are more successful at managing alternative investment funds, according to a study from accounting firm Rothstein Kass & Co. From 2007 to 2012, an index of women-owned alternative investment funds outperformed the HFRX Global Hedge Fund Index with annual returns averaging 3.6% compared to 3%, reports Joanne Cleaver for US News. Female investors are more deliberate and risk averse It seems that female fund managers take longer to make investment decisions, but they also take more factors into account and are more willing to hold on to their investments in the long-term. The result is less risky investment with…