On the 30th anniversary of the seminal article by Pindyck (1993), we re-evaluate the evidence for the classical rational model of commodity prices, extending it to admit time- varying discount rates, investors’ heterogeneity or both. Discount factors specifications are flexible enough to allow...

If commercial producers or financial investors use futures contracts to hedge against commodity price risk, the arbitrageurs who take the other side of the contracts may receive compensation for their assumption of nondiversifiable risk in the form of positive expected returns from their...

If commercial producers or financial investors use futures contracts to hedge against commodity price risk, the arbitrageurs who take the other side of the contracts may receive compensation for their assumption of non-diversifiable risk in the form of positive expected returns from their...