"Several developing countries feature weak performances as exporters of differentiated goods to developed countries. This paper builds a conceptual framework to explain the obstacles that prevent producers of differentiated products from establishing a consistent presence in the developed world...

"We empirically characterize the mechanics of trade adjustment during the Argentine crisis using detailed firm-level customs data covering the universe of import transactions during 1996-2008. Our main findings are as follows: First, the extensive margin defined as the entry and exit of firms or...