[eng] Measuring Productivity Using Distance Functions by Ahmed Barkaoui, Jean-Christophe Bureau and Jean-Pierre Butault . Productivity measures are highly sensitive to the conventions adopted to measure service flows and fixed factor utilisation costs. An approach based on distance functions can...

[eng] Uruguay Round reductions in tariff protection : The case of agriculture in the European Union, Canada and the United States.. At the conclusion of the Uruguay Round the measure that was expected to have the most tangible impact was the clause relating to market access, requiring the...

[spa] La medida de apoyo público a la producción en la agricultura comunitaria, . Por Jean-Christophe Bureau.. . Con el fin de medir el impacto de apoyo público a la producción, se elaboran medidas agregadas de apoyo efectivo. Las tasas de protección efectivas habituales se modifican de...