The literature on the correlation between exports and economic development runs deep into the history of economic thought and permeates policy debates. This paper studies the microeconomic structure of export growth in Costa Rica, with special emphasis on the extensive margin of trade,...

There is a common perception that low productivity or low growth is due to what can be called an "innovation shortfall," usually identified as a low rate of investment in research and development (R&D) when compared with some high innovation countries. The usual reaction to this perceived...

"Micro-level data have had a profound influence on research in international trade over the last ten years. In many regards, this research agenda has been very successful. New stylized facts have been uncovered and new trade models have been developed to explain these facts. In this paper we...

"In this paper we present a version of the Melitz (2003) model for the case of a small economy and summarize its key relationships with the aid of a simple figure. We then use this figure to provide an intuitive analysis of the implications of asymmetric changes in trade barriers and show that a...