One of the most important predictions made in recent international trade literature based on heterogeneous firms concerns the within-industry job reallocation from firms not involved in international markets to those that are. This paper quantifies the extent of this reallocation using a dataset...

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 trade theory in the Krugman (1980) tradition predicts that countries with larger market size enjoy higher levels of total factor productivity (TFP) – and equivalently of real per capita income or welfare – as a smaller fraction of spending on inputs is affected by trade costs....