Investor interest in alpha commodity index products has surged over the past year and banks are hard at work creating more of them. Can these exotic new instruments really provide a sustainable source of absolute return? And is the market getting too crowded?
Limits to Arbitrage and Commodity Index Investment: Front-Running the Goldman Roll. Mou, Yiqun. July 15, 2011.
Does 'Paper Oil' Matter? Energy Markets' Financialization and Equity-Commodity Co-Movements. Büyüksahin, Bahattin and Robe, Michel. July 28, 2011.