Measures of Tariff Preference Margins

With the current Doha round of multilateral negotiations and the increasing number of trade preferential schemes under negotiation (e.g. the future free trade area between the EU and the South Korea or with the ASEAN), there is renewed interest in measuring the “tariff preference margins” actually granted to developing countries by the main developed markets and then assessing the potential tariff erosion generated by the changes in existing multilateral and preferential schemes.

Carrère, C.  "Measures of Tariff Preference Margins." Ferdi, Note brève B46, janvier 2012