We examine Colombian export transaction data from customs records in several dimensions. We begin with some basic statistics on the number and frequency of export transactions by a firm, overall and across individual markets. We then decompose the variation in overall exports into the number of...

Research in international trade, both theoretical and quantitative, is increasingly focussedon the role of firm heterogeneity in shaping trade flows. One strand of the literature showshow firm-specific productivity shocks affect the mix of exporting firms and their foreign salesvolumes (e.g.,...