In this paper, we present for the first time a qualitative and quantitative comparison between trade in services and trade in goods at firm level for the same country. We focus first on static features of trade such as participation rates,, firms' characteristics, heterogeneity, concentration...

Using micro data for Belgium we investigate the relationship between occupational tasks changes and the rise of service trade. We focus the analysis on the extensive margin and look at the heterogeneous proliferation of firms involved in exports and imports of services across sectors...