Gorton, Gary; Hayashi, Fumio; Rouwenhorst, K. - School of Management, Yale University - 2007
Commodity futures risk premiums vary across commodities and over time depending on the level of physical inventories …, as predicted by the Theory of Storage. Using a comprehensive dataset on 31 commodity futures and physical inventories … between 1969 and 2006, we show that the convenience yield is a decreasing, non-linear relationship of inventories. Price …