Power imbalances in EU agri-food value chains have prompted legislators to prohibit 'Unfair Trading Practices' (UTPs). The European UTP framework extends to global value chains (GVCs) such as cocoa and banana chains, where the EU is a major consumer and which are known for the application of...

Products produced by multiproduct firms can be linked through demand linkages (cannibalization), supply linkages (joint production), or both. We analyze how these within-firm linkages shape the propagation of shocks - such as tariffs - across products and markets and affect firm performance...