This paper investigates nonlinear dynamics in monthly rice prices of 16 regions in the Philippines at three levels: farm gate, wholesale and retail, over the period of January 1990 to December 2012. We used a series of tests to investigate whether the regional prices are characterized by linear...

The degree to which markets are spatially efficient has important implications for market liberalization and other policy reforms. After several attempts to control and regulate the marketing of maize in Benin, a liberalized free-market system was finally adopted in 1990. It was assumed that a...

Market efficiency and unbiasedness are tested in four agricultural commodity futures markets - live cattle, hogs, corn, and soybean meal - using cointegration and error correction models with GQARCH-in-mean processes. Results indicate each market is unbiased in the long run, although cattle,...

Evidence of distortions is found in commodity options premiums around informational events. Option Greeks are used to uncover the nature of these distortions in terms of underlying factors. Both changes in underlying futures prices and implied volatility are mispriced.

This study created an experimental design with which students can empirically assess their risk behavior with respect to exam grades within an expected utility framework. Specifically, the authors analyzed students’ risk preferences associated with taking exams and earning a “risky”...