With Oliver Morrissey, “Characterizing International Policy Learning“. Presented at Joint Murphy Institute/Leverhulme Centre GEP conference on the Political Economy of Policy Transfer, Learning and Convergence.

“Political Economy Problems in the Analysis of Trade Policy“. Inaugural Lecture, delivered at the School of Economics University of Nottingham, UK.

With David Greenaway, “Migration in a Globalising World“. Opening lecture at GES conference on migration, held at HM Treasury, London, 22 October 2004.

“On the Sustainability of Liberal Immigration Policies“. United Nations Symposium on International Migration and Development, Turin, 28-30 June 2006.