This paper presents the new findings from the on-going work of the OECD project on trade preference erosion. Following a review of the recent literature, the paper develops two main types of analysis. While highlighting a number of cases of preference reliance, the paper
underscores the advantages of multilateral liberalisation.
Link
http://www.oecd.org/dataoecd/45/36/34815430.pdf#search=%22Trade%20Preference%20Erosion%3A%20Potential%20Economic%20Impacts%22