Recent literature has highlighted the major contribution of multi-product firms to international trade activity. Such firms ship several product categories to foreign destinations each time they export. Our objective is to document the contribution of product selection to the reaction of firms...

To curb the effect of the Covid-19 pandemic on public health, many countries around the world introduced lockdown policies in 2020. We estimate the effect of these lockdowns on international trade flows, using a rich dataset of monthly bilateral product-level trade flows that covers roughly...

Global trade has been exceptionally weak over the past four years. While global trade grew at approximately twice the rate of GDP prior to the Great Recession, the ratio of global trade to GDP growth has declined to about unity since 2012. This paper assesses to what extent the change in the...

In this article, we examine the dynamics of Global Value Chains (GVCs) since the 2000s. Did it show a marked expansion up to the Great Recession and did GVCs begin a downturn in the 2010s? To better understand the evolution of GVCs at the world level, we use very detailed trade data for 2000 to...