This paper examines the cointegration of grain market prices in Northern Ethiopia. Results are based on bi-monthly retail price data on wheat and teff collected from six markets in the Tigray region of Northern Ethiopia. The data has 55 observations for each of the two crops in each of the six...

In this paper a seasonal model is proposed to deal with weekly agricultural seasonal patterns in which neither the length of the seasonal period nor the magnitude of the seasonal effects remain the same over time. To model this heterogeneous seasonal behaviour, the seasonal effect at a season is...

This paper uses experimental auction method to study the WTA for GM rice cookies of Chinese consumers. The bid data are collected from 353 randomly recruited undergraduate students participated in Wuhan, China, during the spring and early summer of 2008.The experiment auction suggest most...

Although several previous studies have ascertained that smallholder farmers prefer informal markets, a few vertically integrated retail chains increasingly dominate South Africa’s agro-food supply chain. The onset of this trend has led to the demise of a large number of general dealers in...

In the last decade, internal conflict has greatly hindered market transactions across regions of Sudan, especially transactions between Darfur and the Rest of Sudan. Food aid has helped to offset not only the absence of commercial inflows of grain, but also reductions in Darfur’s cereal...

This study focused on the interrelationships among producer, auction and world prices. In so doing, it criticized previous studies and extended technique developed by Hansen (1999) to handle inferential biases occurring as a result of specification errors. The following results were found:...

A random nth price experimental auction is used to elicit the willingness to pay (WTP) a premium for the locally produced and high quality white bean "Mongeta Ganxet" (MG) (Catalonia - Spain). Moreover, we are interested in testing the effect on the WTP of providing different pieces of...

Crop breeding has contributed much towards assuring the supply of high quality food for a rapidly growing world population. Crop breeding has, however, been focused on only a relatively small number of species and many more have been neglected. In this paper we report on our contributions to a...

Contributed Paper prepared for presentation at the International Association of Agricultural Economists Conference, Beijing, China, August 16-22, 2009

We analyze vertical price transmission in the German biodiesel market studying the relationship between rapeseed oil, soya oil and biodiesel prices. We focus on the period from summer 2002 to late 2007 during which the German biodiesel market developed into the largest market worldwide, mainly...