This paper surveys the recent body of work in economics on the importance of global value
chains (GVCs) in sha** international trade flows and production patterns. On the empirical …

Trade occurs between firms both across borders and within countries, and most trade
transactions include at least one large firm with many trading partners. This article reviews …

This article offers an overview of some key conceptual aspects associated with the rise of
global value chains (GVCs). It outlines a series of alternative interpretations and definitions …

We survey the literature on the economic consequences of the structure of social networks.
We develop a taxonomy of “macro” and “micro” characteristics of social-interaction networks …

This paper examines the importance of buyer-supplier relationships for firm performance.
We develop a model in which firms outsource tasks and search for suppliers. Lower search …

We explore firm size heterogeneity in production networks. In comprehensive data for
Belgium, firms with more customers have higher total sales but lower sales and lower market …

Exporting firms often enter foreign markets that are similar to their previous export
destinations. We develop a dynamic model in which a firm's exports in a market may depend …

This paper uses a firm-to-firm transaction dataset to evaluate quantitatively how shocks
propagate through production networks when their underlying links are costly to form and …

More than 80 percent of US imports occur in preexisting firm-to-firm relationships, and
disruptions to them can have large and long-lasting effects. Using US Census data, this …

We study how contract enforcement and export experience shape firm export dynamics in an
environment with incomplete information. We show that exporters start with higher volumes …