ARTICLE SYNOPSIS ...Enhancing index stock portfolios with futures by Donald L. Jones and Timothy L. Walsh The benefits of diversification are well known: most investment managers diversify by including bonds and cash in a stock portfolio already diversified across many industry groups. Less well known is the fact that managed commodity futures portfolios are an attractive diversification candidate that can lead to a disproportionately large increase in return while simultaneously reducing risk. Thus, stock portfolio managers, regardless of their degree of risk-aversion, should consider futures to improve the ret...