Part I. Introduction and Setting the Stage: 1. Introduction Manfred Elsig, Bernard Hoekman and Joost Pauwelyn-- 2. Thinking about the performance of the World Trade Organization: a discussion across disciplines Manfred Elsig, Bernard Hoekman and Joost Pauwelyn-- Part II. New Insight from the Early Times: 3. The GATT's starting point: tariff levels circa 1947 Chad P. Bown and Douglas A. Irwin-- 4. Negotiating in the early GATT: norms, rules and the US tariff schedule Judith Goldstein and Robert Gulotty-- Part III. General Trends and Patterns in WTO Dispute Settlement: 5. Dispute settlement in the WTO: from a deliberately designed to a spontaneously grown order Frieder Rossler-- 6. About the melting of icebergs: political and economic determinants of dispute initiation and resolution in the WTO Dirk de Bievre, Arlo Poletti and Aydin Yildirim-- 7. The WTO dispute settlement system: consolidating success and confronting new challenges Giorgio Sacerdoti-- 8. Does trade comply? The economic effect(iveness) of the WTO dispute settlement process Soo Yeon Kim and Tobias Hofmann-- Part IV. Zooming in on Specific Debates: 9. Twenty years of third party participation at the WTO: what have we learned? Krzysztof J. Pelc-- 10. Mind the gap: navigating between the WTO agreement and its accession protocols Julia Qin-- 11. The age of innocence - the evolution of the case-law of the WTO dispute settlement: subsidies as a case-study Luca Rubini-- 12. The presence of the World Trade Organization within preferential trade agreements Todd Allee and Manfred Elsig-- 13. The WTO and regional trading agreements: is it all over for multilateralism? L. Alan Winters-- 14. Performance and international organisations' borders: the case of the World Trade Organization Cedric Dupont and Manfred Elsig-- 15. The GATT/WTO system and national trade policies: which comes first? Joseph Michael Finger.