Using evidence from Colombia, the authors study the relationship between firms' productivity and their export market participation decisions. Understanding the link between these two variables is critical for the study and design of policies aimed at achieving high and sustainable economic...

This paper tests some of the predictions of recent advances in trade theory that have focused on different trade patterns of firms within the same sector. Helpman, Melitz and Yeaple (2005) develop a model in which innate productivity differences between firms determine the degree of...

Recent dynamic models of firm entry and exit emphasise the relationship between a firm's productivity and the decision to enter or exit. If firm turnover is driven by productivity differentials then the reallocation of resources across firms at the micro level can have important implications for...