Fernandes, Ana Margarida; Klenow, Peter J.; Meleshchuk, … - 2018
The Melitz model highlights the importance of the extensive margin (the number of firms exporting) for trade flows …. Using the World Bank's Exporter Dynamics Database (EDD) featuring firm-level exports from 50 countries, we find that around … 50 percent of variation in exports is along the extensive margin-a quantitative victory for the Melitz framework. The …