An increasing interest in geographical indications of origin (GIs) as a tool of product differentiation can be observed in the so-called specialty coffee sector. Similar to the approach for wine in France and Italy, more and more coffee-producing countries try to establish appellations systems...

Significant changes have taken place on the world wheat market over the last decade. Russia, a former net wheat importer has become a leading exporter with a world market share of 13.8 percent in 2009/2010. Though there are several studies on the pricing behaviour of Canadian and US wheat...