Data on large dynamic social networks, such as telecommunications networks and the Internet, are pervasive. However … matching problem that involves comparing the behavior of networked entities across two time periods. An entity's social network …-wise comparisons to ascertain the similarity scores. We assume a random network structure to estimate performance and show that our …

efficient network maximizing social welfare, and find that the efficient graph is either empty, complete or shows a strong core … counterfactual analyses, taking into account that the network and production can dynamically adjust to shocks or policy interventions ….6%. Our study further reveals that when ignoring the network structure the impact of firm exit or mergers is significantly …