This paper examines the construction and use of data sets in political science. We focus on three interrelated questions: How might we assess data quality? What factors shape data quality? and How can these factors be addressed to improve data quality? We first outline some problems with...

Preface -- Raymond Vernon / Roger B. Porter -- PART ONE, Introduction and Overview. 1. Efficiency, equity, and legitimacy : the global trading system in the twenty-first century / Roger B. Porter -- 2. Dark clouds over Geneva? : the troubled prospects of the multilateral trading system / Pierre...