One function of the agriculture is to contribute to landscape conservation by maintaining open landscapes and creating landscape diversity. Agricultural policy should sustain this function. In Switzerland, like in other European countries, three main complexity-dimensions hamper policy...

Within a multi-sectoral general equilibrium framework, we explicitly model either competitive or Cournot oligopolistic commodities market structures. The model is used to assess the impact of trade liberalization on Tunisia economy. We show that the results are different from those obtained with...

This paper focuses on the evolution of productivity in the agricultural sector of 21 developped countries over the period of 1990-2002. It uses Data Envelopment Analysis, a non-parametric approach that allows decompositions of changes in productivity into variations in efficiency and technical...

Replaced with revised version of paper 12/05/07.

Within a multi-sectoral general equilibrium framework, we explicitly model either competitive or Cournot oligopolistic commodities market structures. The model is used to assess the impact of trade liberalization on Tunisia economy. We show that the results are different from those obtained with...

This paper analyses the impact of tradable and non-tradable single farm payment (SFP) entitlements for farm successors on structural change and the lease market. Using the example of Swiss agriculture, the effects on rental-price trends and farm-exit rates are investigated. An ex-ante normative...

Das Agentenbasierte Agrarsektormodell SWISSland erhebt den Anspruch, Strukturwandelprozesse in der Schweizer Landwirtschaft möglichst realitätsnah zu beschreiben. Dieser Beitrag zeigt, dass Hofübernahme- und -aufgabeentscheidungen und dessen Auswirkungen auf den strukturellen Wandel in der...

The rapid ascent of commodity prices between late 2005 and 2008 led to renewed debate about what drives the demand and supply for basic food commodities. This paper examines the supply response to the output prices shocks for 22 commodity products in 3 regions of Switzerland by using a dynamic...

Sollte nach Ablauf des Gentech-Moratoriums der Anbau transgener Pflanzen in der Schweiz zugelassen werden, ist von Interesse, welche Bedeutung diese neue Technologie erreichen wird. Die Landwirte werden eine Entscheidung für oder gegen eine zukünftige Nutzung treffen müssen. Die Entscheidung...