“The Life and Death of Trade Flows: Understanding the Survival Rates of Developing Country Exporters” with P. Brenton and E. von Uexkull, in Breaking Into New Markets: Emerging Lessons for Export Diversification. Newfarmer et al (eds.), World Bank, 2008.
“SAFTA: Promise and Pitfalls of Preferential Trade Arrangements” with R. Newfarmer, in Challenges and Potential in Pakistan-India Trade, Z. Naqvi and P. Schuler (eds.), World Bank, 2006.
"Regionalism vs. Multilateralism” with D. van der Mensbrugghe and R. Newfarmer, in Trade, Doha and Development. World Bank. November 2005.