The author introduces Gehring's call for a multi-lateralization of Impact Assessments (IAs). IA processes in Canada, the US and the EU illustrate the complex nature of IAs and their challenges in a rapidly evolving international investment law and policy regime. IAs have expanded to include...

We explore the effect of foreign direct investment on economic growth in developing countries, distinguishing between mergers and acquisitions ("M&As") and "greenfield" investment. A simple model captures the key difference between the two types of FDI: unlike greenfield investment, M&As partly...