In this study, we apply directed acyclic graphs and search algorithm designed for timeseries with non-Gaussian distribution to obtain causal structure of innovations from an errorcorrection model. The structure of interdependencies among six international stock markets isinvestigated. The...

Investigation into the relations between market fundamentals and US natural gas prices is carried out in the regime-switching framework. To test the hypothesis that US natural gas market may switch between two states of market: bullish market and bearish market, a 2-state regime-switching model...

Replaced with revised version of paper 02/22/11.

The consumption of milk in China has been increasing over past two decades. Currently, China does not produce enough milk to meet this increase in demand. Consequently a large volume of milk is imported. In this study, import demand for milk in China is explored using demand systems approach...

The goal of this study was to analyze the impact of a newly introduced market information system “E-Soko”, on beans markets integration by comparing the period before and after the system was implemented in Rwanda. Beans, both bush and climbing, are the most important traded crop in rural...

For many decades, fresh fruits and vegetables enjoyed a reputation as the healthiest products full of essential vitamins, minerals, and other beneficial substances for a balanced diet. However, numerous recent food outbreaks associated with fresh produce have raised concerns on the mind of the...

In this study stylized gasoline blender’s optimal hedging strategy in the presence of ethanol mandates is analyzed. In particular, the main objective of this study is to investigate whether the ability to purchase RINs and the presence of tax incentives would affect blenders’ optimal hedging...

This study was funded by the the University Transportation Center for Mobility, Texas Transportation Institute

Traffic flows in the U.S. have been affected by the substantial increase and, as of January 2009, decrease in biofuel production and use. This paper considers a framework to study the effect on grain transportation flows of the 2005 Energy Act and subsequent legislation, which mandated higher...