Deciphering the global production network from cross-border firm transactionsNeave O'Clery, Ben Radcliffe-Brown, Thomas Spencer, Daniel Tarling-Hunterhttps://arxiv.org/abs/2508.12315
Deciphering the global production network from cross-border firm transactionsCritical for policy-making and business operations, the study of global supply chains has been severely hampered by a lack of detailed data. Here we harness global firm-level transaction data covering 20m global firms, and 1 billion cross-border transactions, to infer key inputs for over 1200 products. Transforming this data to a directed network, we find that products are clustered into three large groups including textiles, chemicals and food, and machinery and metals. European industrial nat…