This paper studies the volatility of commodity prices on the basis of a large dataset of monthly prices observed in international trade data from the United States over the period 2002 to 2011. The conventional wisdom in academia and policy circles is that primary commodity prices are more...

Global production sharing - the breakup of a production process into vertically separated stages that are carried out in different countries - has become one of the defining characteristics of world trade over the past few decades. Any analysis of trade patterns or its determinants that ignores...

This paper studies the causes of price dispersion in the euro area emerging in response to a shock that hits all member countries symmetrically. We use a panel VAR model which is estimated over the period 1996 - 2007 to generate impulse responses of a range of price and wage variables to an oil...

We study mergers in a market where N firms sell a homogeneous good and consumers search sequentially to discover prices. The main motivation for such an analysis is that mergers generally affect market prices and thereby, in a search environment, the search behavior of consumers. Endogenous...