and the Possible Role of a Multilateral Framework on Competition Policy: Insights from the WTO Working Group on Trade and …. Trachtman (2003), 'Legal Aspects of a Poverty Agenda at the WTO: Trade Law and "Global Apartheid", Journal of International …-815. -- Grossman, G. and E. Helpman (1991), Innovation and Growth in the Global Economy, Princeton NJ, USA and Oxford, UK: Princeton …