This article investigates the policy active importers' incentives and welfare implications of using production and trade policies in a dynamic framework where production decisions occur before consumption decisions. We show that the equilibrium for production taxes and quotas are not equivalent,...

This paper explores the behavior of real commodity prices over a 50--year period. Attention is given to how the shifting means for various commodity prices have changed with a special emphasis on behavior since the mid 2000s. To identify structural changes in commodity prices, we estimate...