Because of concern that OECD tariff reductions will translate intoworsening export performance for the least developed countries, trade preferences haveproven a stumbling block to developing country support for multilateral liberalization.We examine the actual scope for preference erosion,...

The WTO's plurilateral Information Technology Agreement (ITA) reduced tariffs to zero on many IT products. This paper presents a comprehensive study of its trade impacts by incorporating recent insights from both the global value chain (GVC) and time in trade literatures. Inserting tariffs...