The recent sharp increase in the prices of primary food commodities has raised serious concerns of policy makers on the role of index funds in these food markets. In this paper, we employ a dataset on trading positions of index fund investors from the US Commodity Futures Trading Commission...

In this study, we investigate the cross-section of option implied tail risks in commodity markets. In contrast to findings from equity markets, left and right tail risk implied by option markets are both large. Commodity specific variables exert the largest influence on tail risk, while there is...