Moving toward a possible transatlantic free trade area (TAFTA), the European Union (EU) and the United States reached an accord in December 1995 to collaborate on 150 policy issues. Regional market integration arrangements involve the acceptance of international policy regimes defining conditions for cooperation and harmonization. Because multinational enterprises (MNEs) will likely increase in size and global scope, regional and global regime development efforts for defining corporate social responsibility and performance norms will be needed. In light of these trends, this (...) article focuses on a case study of an emerging, global anticorruption norm among countries of diverse cultures, interests, and values. Although, historically, a norm against the bribery of domestic public officials has been virtually universal, there was little prohibition against bribery by business of foreign public officials. Regionally adopted anticorruption norms require national implementation and enforcement, and they must operate globally to be effective. Implications for other norms are considered. (shrink)