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Price Discrimination in the Context of Vertical Differentiation: An Application to Canadian Wheat Exports
Lavoie, Nathalie, (2002)
A Reexamination of the U.S. Export Demand for Soybeans and Soybean Products
Uri, Noel D., (1994)
Costs and benefits of higher tariffs on wheat imports to South Africa
McDonald, Scott, (2008)