Long memory, and more precisely fractionally integration, has been put forward as an explanation for the persistence of shocks in a number of economic time series data as well as to reconcile misleading findings of unit roots in data that should be stationary. Recent evidence suggests that long...

Commodity cash and futures prices have been rising steadily since 2006. As evidenced by the April 2008 Commodity Futures Trading Commission Agricultural Forum, there is much concern among traditional futures and options market participants that the usefulness of commodity derivatives has been...

Commodity and energy prices have exhibited an unprecedented increase between October 2006 and July 2008, only to fall sharply during the last months of 2008. Many explanations have been offered to this phenomenon, including steadily increasing demand from China and India, large mandated...

The commodity bull cycle of 2006-2008 and subsequent dramatic price decline have been asource of hardship for traditional commodity market participants such as producers andmerchant/shippers. The usefulness of futures markets has been called into question, especiallygiven that some market...

The purpose of this paper is to provide a specific test of Boucher, Carter et al.(2008) framework on risk rationing. The data were collected through a survey of 730farm households in Shaanxi province conducted in November 2010. We comparefactor associated with risk rationed, quantity rationed...

This paper presents preliminary results on the possible demand for weather insurance in China. Results from 1,564 farm households from Western and Central China between October 2007 and October 2008 suggest that the greater risk for farmers is drought followed by excessive rain. Heat is less...

The main motivation for this paper is the recognition of the fact that asymmetric information is the form of moral hazard and adverse selection results in sizeable efficiency losses. These costs are passed back to producers in the form of excessively high premium rates and also passed back to...

This paper examines the relationship between uncertainty and investment decisions by food andnon-food firms. Using hysteresis and the real options paradigm, we review why uncertaintymight cause firms to delay investment. In particular, our model looks for a negative relationshipbetween capital...