Recent developments in biofuel technologies have resulted in heightened linkages between the petroleum and agricultural sectors. As such, a large price and/or volatility shift experienced in one sector is now more likely to spill-over into the other. In trying to capture the interrelations...

It is well-known that the market prices of options produce implied volatilities that inexplicably vary by exercise price in a pattern often referred to as the volatility smile. This paper shows that not only do market prices produce volatility smiles, but so do model prices. This result occurs...